{"id":107088,"date":"2019-08-26T17:16:26","date_gmt":"2019-08-26T08:16:26","guid":{"rendered":"https:\/\/www.sejuku.net\/blog\/?p=107088"},"modified":"2024-05-06T11:55:56","modified_gmt":"2024-05-06T02:55:56","slug":"%e3%80%90ruby%e8%b6%85%e5%85%a5%e9%96%80%e3%80%91ruby%e3%82%92%e6%9b%b8%e3%81%8f%e3%81%86%e3%81%88%e3%81%a7%e8%a6%9a%e3%81%88%e3%81%a6%e3%81%8a%e3%81%8d%e3%81%9f%e3%81%84%e5%9f%ba%e7%a4%8e%e6%96%87","status":"publish","type":"post","link":"https:\/\/www.sejuku.net\/blog\/107088","title":{"rendered":"\u3010Ruby\u5165\u9580\u3011\u521d\u5fc3\u8005\u3067\u3082\u308f\u304b\u308b\u57fa\u790e\u6587\u6cd5\u307e\u3068\u3081"},"content":{"rendered":"<p><div class=\"box_voice\"><br \/>\nRuby\u306e\u66f8\u304d\u65b9\u304c\u5168\u304f\u5206\u304b\u3089\u306a\u3044\u2026<br \/>\n\u57fa\u672c\u306e\u6587\u6cd5\u3060\u3051\u3067\u3082\u6700\u521d\u306b\u304a\u3055\u3048\u3066\u304a\u304d\u305f\u3044\uff01<br \/>\n<\/div><\/p>\n<p>\u3053\u3093\u306b\u3061\u306f\uff01\u3000\u30a8\u30f3\u30b8\u30cb\u30a2\u3067Ruby\u30e9\u30a4\u30bf\u30fc\u306e\u9060\u85e4\u3067\u3059\u3002<\/p>\n<p>\u4eca\u56de\u306e\u8a18\u4e8b\u3067\u306f\u3001<strong>Ruby\u306e\u57fa\u672c\u7684\u306a\u66f8\u304d\u65b9<\/strong>\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002Ruby\u5165\u9580\u3068\u306a\u308b\u57fa\u790e\u7684\u306a\u5185\u5bb9\u3067\u3059\u3002\u305c\u3072\u6700\u5f8c\u307e\u3067\u304a\u4ed8\u304d\u5408\u3044\u304f\u3060\u3055\u3044\uff01<\/p>\n<h2>\u524d\u63d0\u77e5\u8b58\uff1aRuby\u306b\u3064\u3044\u3066<\/h2>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-107513\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2019\/08\/shutterstock_1445968487.jpg\" alt=\"\" width=\"810\" height=\"460\" srcset=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2019\/08\/shutterstock_1445968487.jpg 810w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2019\/08\/shutterstock_1445968487-150x85.jpg 150w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2019\/08\/shutterstock_1445968487-300x170.jpg 300w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2019\/08\/shutterstock_1445968487-640x363.jpg 640w\" sizes=\"(max-width: 810px) 100vw, 810px\" \/><div class=\"img-caption\">\u753b\u50cf\uff1aShutterstock<\/div><\/p>\n<h3>Ruby\u3068\u306f\uff1f<\/h3>\n<p>\u307e\u305a\u306fRuby\u306b\u3064\u3044\u3066\u3001\u7c21\u5358\u306b\u8aac\u660e\u3057\u307e\u3059\u3002Ruby\u306f\u30011995\u5e74\u9803\u306b\u958b\u767a\u3055\u308c\u305f<strong>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u8a00\u8a9e<\/strong>\u3002<\/p>\n<p>C\u8a00\u8a9e\u3084Java\u3068\u3044\u3063\u305f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u306f\u3001<strong>\u30b3\u30f3\u30d1\u30a4\u30e9\u8a00\u8a9e<\/strong>\u3068\u547c\u3070\u308c\u3066\u304a\u308a\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u306b\u300c\u30b3\u30f3\u30d1\u30a4\u30eb\u300d\u3068\u3044\u3046\u624b\u7d9a\u304d\u3092\u884c\u3046\u3053\u3068\u3067\u521d\u3081\u3066\u305d\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u5b9f\u884c\u3059\u308b\u304c\u3067\u304d\u307e\u3059\u3002\u5bfe\u3057\u3066\u3001Ruby\u306e\u3088\u3046\u306a\u30b9\u30af\u30ea\u30d7\u30c8\u8a00\u8a9e\u3067\u306f\u3001\u4e0a\u8a18\u306e\u30b3\u30f3\u30d1\u30a4\u30eb\u3068\u3044\u3046\u51e6\u7406\u304c\u4e00\u5207\u4e0d\u8981\u3002\u305d\u306e\u307e\u307e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u5b9f\u884c\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u305d\u306e\u305f\u3081\u3001\u30b3\u30f3\u30d1\u30a4\u30e9\u8a00\u8a9e\u306b\u6bd4\u3079\u3066Ruby\u306f<strong>\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3092\u624b\u8efd\u306b\u884c\u3048\u308b<\/strong>\u306e\u304c\u7279\u5fb4\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u30b9\u30af\u30ea\u30d7\u30c8\u8a00\u8a9e\u30fb\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u3068\u306f\u4f55\u304b\u306b\u3064\u3044\u3066\u77e5\u308a\u305f\u3044\u65b9\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3092\u8aad\u3093\u3067\u307f\u3066\u304f\u3060\u3055\u3044\u3002<br \/>\n            <a href=\"https:\/\/www.sejuku.net\/blog\/41665\" class=\"blog-card-anchor\">\n                <div class=\"blog-card\">\n                <div class=\"blog-card-content\">\n                    <div class=\"blog-card-thumbnail\">\n                    <img decoding=\"async\" class=\"blog-card-thumbnail-img\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2022\/07\/howto-02-10-150x85.jpg\">\n                    <\/div>\n                    <div class=\"blog-card-title-wrap\">\n                    <div class=\"blog-card-title\">\u30b9\u30af\u30ea\u30d7\u30c8\u8a00\u8a9e\u3068\u306f\uff1f\u7a2e\u985e\u3084\u304a\u3059\u3059\u3081\u8a00\u8a9e\u3082\u7d39\u4ecb\u3010\u4e00\u89a7\u3042\u308a\u3011<\/div>\n                    <div class=\"blog-card-update-date\">\u66f4\u65b0\u65e5\uff1a2025\u5e7412\u670826\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            <br \/>\n            <a href=\"https:\/\/www.sejuku.net\/blog\/5973\" class=\"blog-card-anchor\">\n                <div class=\"blog-card\">\n                <div class=\"blog-card-content\">\n                    <div class=\"blog-card-thumbnail\">\n                    <img decoding=\"async\" class=\"blog-card-thumbnail-img\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2022\/12\/howto-05-79-150x85.png\">\n                    <\/div>\n                    <div class=\"blog-card-title-wrap\">\n                    <div class=\"blog-card-title\">\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u3068\u306f\uff1f\u610f\u5473\u3084\u8a00\u8a9e\u306e\u7a2e\u985e\u3001\u57fa\u790e\u77e5\u8b58\u3082\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac<\/div>\n                    <div class=\"blog-card-update-date\">\u66f4\u65b0\u65e5\uff1a2025\u5e7412\u670826\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            <\/p>\n<p>\u4e0a\u8a18\u306e\u8a18\u4e8b\u304b\u3089\u5f15\u7528\u3059\u308b\u3068\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u306f<\/p>\n<blockquote><p>\u300c\u30e2\u30ce\u300d\u3092\u7d44\u307f\u7acb\u3066\u308b\u3088\u3046\u306b\u8868\u73fe\u3057\u3066\u3001\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306b\u52d5\u4f5c\u3092\u3055\u305b\u308b<\/p><\/blockquote>\n<p>\u3067\u3042\u308a\u3001\u30b9\u30af\u30ea\u30d7\u30c8\u8a00\u8a9e\u306f<\/p>\n<blockquote><p>\u30b9\u30af\u30ea\u30d7\u30c8\u8a00\u8a9e\u3068\u306f\u7fd2\u5f97\u3059\u308b\u306e\u3092\u7c21\u5358\u306b\u3059\u308b\u305f\u3081\u306b\u5de5\u592b\u3055\u308c\u305f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u306e\u7dcf\u79f0\u306e\u3053\u3068<\/p><\/blockquote>\n<p>\u3067\u3042\u308b\u3068\u8a00\u3048\u307e\u3059\u3002<\/p>\n<p>\u3064\u307e\u308aRuby\u306f\u3001\u4e0a\u304b\u3089\u4e0b\u3078\u66f8\u3044\u305f\u5185\u5bb9\u3092\u5b9f\u884c\u3059\u308b\u624b\u7d9a\u304d\u578b\u8a00\u8a9e\u3067\u306f\u306a\u304f\u3001\u5b9f\u4f53\uff08\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\uff09\u3092\u7d44\u307f\u7acb\u3066\u306a\u304c\u3089\u4f5c\u308b\u3001<strong>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u306e\u4e2d\u3067\u3082\u6bd4\u8f03\u7684\u5bb9\u6613\u306b\u5b9f\u88c5\u3067\u304d\u308b\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e<\/strong>\u3067\u3059\u3002<\/p>\n<h3>Ruby\u306f\u4f55\u304c\u3067\u304d\u308b\u306e\u304b\uff1f<\/h3>\n<p>Ruby\u306f\u4e3b\u306bWEB\u30b5\u30fc\u30d3\u30b9\u306e\u958b\u767a\u306a\u3069\u306b\u4f7f\u308f\u308c\u308b\u3053\u3068\u304c\u591a\u3044\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u3067\u3059\u304c\u3001\u5b9f\u969b\u306bRuby\u3092\u4f7f\u3046\u3068\u3069\u306e\u3088\u3046\u306a\u958b\u767a\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308b\u306e\u304b\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<div class=\"box01\">\n<ul>\n<li><strong>\u30e6\u30fc\u30b6\u30fc\u540c\u58eb\u306e\u4ea4\u6d41\u304c\u3067\u304d\u308bSNS\u30b5\u30fc\u30d3\u30b9\u958b\u767a<\/strong><\/li>\n<li><strong>\u4eba\u3068\u4eba\u3092\u3064\u306a\u3050\u3053\u3068\u306e\u3067\u304d\u308b\u30de\u30c3\u30c1\u30f3\u30b0\u30b5\u30fc\u30d3\u30b9\u958b\u767a<\/strong><\/li>\n<li><strong>\u52d5\u753b\u3084\u97f3\u697d\u306a\u3069\u306e\u914d\u4fe1\u30b5\u30fc\u30d3\u30b9\u958b\u767a<\/strong><\/li>\n<li><strong>\u696d\u52d9\u52b9\u7387\u5316\u30c4\u30fc\u30eb\u3084\u30bd\u30d5\u30c8\u306e\u958b\u767a<\/strong><\/li>\n<li><strong>\u6a5f\u4f1a\u3092\u5236\u5fa1\u3059\u308b\u305f\u3081\u306e\u30bd\u30d5\u30c8\u958b\u767a<\/strong><\/li>\n<\/ul>\n<\/div>\n<p>\u3053\u306e\u3088\u3046\u306b\u3001\u5b9f\u306b\u591a\u304f\u306e\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002Ruby\u3068\u3044\u3046\u8a00\u8a9e\u306f\u3001\u3067\u304d\u306a\u3044\u3053\u3068\u306f\u306a\u3044\u3068\u8a00\u3063\u3066\u3082\u3044\u3044\u304f\u3089\u3044\u6c4e\u7528\u7684\u306a\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u306e\u305f\u3081\u3001<strong>\u30a2\u30a4\u30c7\u30a3\u30a2\u6b21\u7b2c\u3067\u3069\u3093\u306a\u3053\u3068\u3082\u5b9f\u73fe\u53ef\u80fd<\/strong>\u3002\u305d\u306e\u3088\u3046\u306a\u7406\u7531\u3082\u3042\u308a\u3001\u4eba\u6c17\u306e\u8a00\u8a9e\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3>Ruby\u3067\u4f5c\u3089\u308c\u305f\u30b5\u30fc\u30d3\u30b9\u4f8b<\/h3>\n<p>\u3067\u306f\u3001\u5b9f\u969b\u306bRuby\u3067\u4f5c\u3089\u308c\u305f\u30b5\u30fc\u30d3\u30b9\u306b\u306f\u3069\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308b\u306e\u3067\u3057\u3087\u3046\u304b\u3002\u7c21\u5358\u306b\u3069\u306e\u3088\u3046\u306a\u6280\u8853\u3092\u4f7f\u3063\u3066\u3044\u308b\u304b\u3082\u5408\u308f\u305b\u3066\u8aac\u660e\u3057\u306a\u304c\u3089\u7d39\u4ecb\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<h4>Cookpad<\/h4>\n<p>\u30ec\u30b7\u30d4\u30b5\u30a4\u30c8\u3067\u300c\u8d85\u300d\u304c\u3064\u304f\u307b\u3069\u6709\u540d\u306aCookpad\u306f\u3001Ruby\u3092\u4f7f\u3063\u3066\u958b\u767a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306eCookpad\u3067\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u4f1a\u54e1\u6a5f\u80fd\u3084\u30e6\u30fc\u30b6\u30fc\u540c\u58eb\u304c\u4ea4\u6d41\u3059\u308b\u305f\u3081\u306e\u6a5f\u80fd\u304c\u5099\u308f\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<h4>CrowdWorks<\/h4>\n<p>WEB\u4e0a\u3067\u69d8\u3005\u306a\u4ed5\u4e8b\u3092\u767a\u6ce8\u3057\u305f\u308a\u53d7\u6ce8\u3057\u305f\u308a\u3067\u304d\u308b\u30b5\u30fc\u30d3\u30b9\u306eCrowdWorks\u3082\u3001Ruby\u3067\u958b\u767a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u3061\u3089\u3082\u4e3b\u306b\u4f1a\u54e1\u6a5f\u80fd\u3084\u305d\u308c\u305e\u308c\u306e\u4f1a\u54e1\u304c\u4ed5\u4e8b\u3092\u52df\u96c6\u3057\u305f\u308a\u3059\u308b\u305f\u3081\u306e\u63b2\u793a\u677f\u306e\u3088\u3046\u306a\u6a5f\u80fd\u3092\u6301\u3063\u3066\u304a\u308a\u3001\u5168\u4f53\u306b\u304a\u4ed5\u4e8b\u3092\u516c\u958b\u3067\u304d\u308b\u3088\u3046\u306a\u6a5f\u80fd\u304c\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<h4>Hulu<\/h4>\n<p>\u52d5\u753b\u3092\u8996\u8074\u3059\u308b\u30b5\u30d6\u30b9\u30af\u30ea\u30d7\u30b7\u30e7\u30f3\u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u3057\u3066\u3044\u308bHulu\u3082\u3001Ruby\u304c\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30b5\u30fc\u30d3\u30b9\u306fRuby\u306e\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3067\u3042\u308b<strong>\u300cRuby on rails\u300d<\/strong>\u3092\u4f7f\u3063\u3066\u958b\u767a\u3055\u308c\u3066\u304a\u308a\u3001\u52d5\u753b\u3084\u97f3\u697d\u3092\u914d\u4fe1\u3067\u304d\u308b\u6a5f\u80fd\u304c\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u3088\u3046\u306b\u3001\u666e\u6bb5\u307f\u306a\u3055\u3093\u304c\u4f55\u6c17\u306a\u304f\u4f7f\u3063\u3066\u3044\u305f\u30b5\u30fc\u30d3\u30b9\u306e\u4e2d\u306b\u3082\u3001Ruby\u3092\u4f7f\u3063\u3066\u958b\u767a\u3055\u308c\u3066\u3044\u308b\u30b5\u30fc\u30d3\u30b9\u306f\u591a\u304f\u3042\u308a\u307e\u3059\u3002\u4eca\u56de\u6319\u3052\u305f\u30b5\u30fc\u30d3\u30b9\u4ee5\u5916\u306b\u3082\u5b9f\u306b\u591a\u304f\u306e\u5834\u9762\u3067Ruby\u304c\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u306e\u3067\u3001\u6c17\u306b\u306a\u3063\u305f\u65b9\u306f\u8abf\u3079\u3066\u81ea\u5206\u306e\u958b\u767a\u306b\u3082\u6d3b\u304b\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2>Ruby\u521d\u5fc3\u8005\u306b\u304a\u3059\u3059\u3081\u3059\u308b\u958b\u767a\u74b0\u5883\u306e\u69cb\u7bc9<\/h2>\n<p>\u3053\u3053\u3067\u306f\u3001Ruby\u306e\u958b\u767a\u74b0\u5883\u306e\u69cb\u7bc9\u65b9\u6cd5\u306b\u3064\u3044\u3066\u521d\u5fc3\u8005\u306b\u3082\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<h3>\u958b\u767a\u74b0\u5883\u3068\u306f<\/h3>\n<p>\u307e\u305a\u306f\u3001\u958b\u767a\u74b0\u5883\u3068\u306f\u4f55\u306a\u306e\u304b\u3092\u7c21\u5358\u306b\u3054\u8aac\u660e\u3057\u307e\u3059\u3002\u3053\u3053\u3067\u8a00\u3046\u958b\u767a\u74b0\u5883\u3068\u306f\u3001\u5358\u7d14\u306b<strong>Ruby\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3092\u884c\u3046\u305f\u3081\u306e\u74b0\u5883<\/strong>\u306e\u3053\u3068\u3067\u3059\u3002<\/p>\n<p>\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u958b\u767a\u3067\u306f\u3001\u300c\u958b\u767a\u74b0\u5883\u300d\u2192\u300c\u30c6\u30b9\u30c8\u74b0\u5883\u300d\u2192\u300c\u672c\u74b0\u5883\u300d\u306e\u3088\u3046\u306b\u9806\u3092\u8ffd\u3063\u3066\u30b5\u30fc\u30d3\u30b9\u306e\u516c\u958b\u307e\u3067\u9032\u3093\u3067\u3044\u304d\u307e\u3059\u3002\u958b\u767a\u74b0\u5883\u3068\u306f\u3064\u307e\u308a\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u65b9\u305f\u3061\u304c\u30b5\u30fc\u30d3\u30b9\u3092\u4f5c\u308b\u305f\u3081\u306b\u958b\u767a\u3092\u3059\u308b\u6bb5\u968e\u306e\u3053\u3068\u3092\u8a00\u3044\u307e\u3059\u3002<\/p>\n<p>\u521d\u5fc3\u8005\u306e\u65b9\u306b\u306f<strong>\u300c\u7d71\u5408\u958b\u767a\u74b0\u5883\uff08IDE\uff09\u300d<\/strong>\u3068\u547c\u3070\u308c\u308b\u958b\u767a\u74b0\u5883\u306e\u69cb\u7bc9\u6cd5\u3092\u5229\u7528\u3059\u308b\u306e\u304c\u4e00\u756a\u7c21\u5358\u3067\u304a\u3059\u3059\u3081\u3067\u3059\u3002<\/p>\n<h3>\u7d71\u5408\u958b\u767a\u74b0\u5883\uff08IDE\uff09\u3068\u306f<\/h3>\n<p>\u3067\u306f\u3001\u7d71\u5408\u958b\u767a\u74b0\u5883\uff08IDE\uff09\u3068\u306f\u3069\u3093\u306a\u3082\u306e\u306a\u306e\u3067\u3057\u3087\u3046\u304b\uff1f\u3000 \u7d71\u5408\u958b\u767a\u74b0\u5883\u3068\u306f<strong>\u30c6\u30ad\u30b9\u30c8\u30a8\u30c7\u30a3\u30bf\u3001\u30b3\u30f3\u30d1\u30a4\u30e9\u3001\u30c7\u30d0\u30c3\u30ac\u30921\u3064\u306b\u307e\u3068\u3081\u305f\u3082\u306e<\/strong>\u306e\u3053\u3068\u3092\u8a00\u3044\u307e\u3059\u3002<\/p>\n<p>\u4e00\u822c\u7684\u306b\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3084\u30b5\u30fc\u30d3\u30b9\u3092\u958b\u767a\u3059\u308b\u969b\u306b\u306f\u3001\u4f5c\u696d\u3054\u3068\u306b\u5fdc\u3058\u305f\u8907\u6570\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3084\u30c4\u30fc\u30eb\u3092\u4f7f\u3044\u5206\u3051\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u5927\u307e\u304b\u306b\u5206\u3051\u308b\u3068\u3001\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u305f\u3081\u306b\u5fc5\u8981\u306a\u30a8\u30c7\u30a3\u30bf\u3084\u3001\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u304b\u3089\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u30b3\u30fc\u30c9\u3092\u751f\u6210\u3059\u308b\u969b\u306b\u5229\u7528\u3059\u308b\u30b3\u30f3\u30d1\u30a4\u30e9\u3002\u4ed6\u306b\u3082\u5404CPU\u5411\u3051\u306e\u5b9f\u884c\u30b3\u30fc\u30c9\u3092\u751f\u6210\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u30ea\u30f3\u30ab\u3002\u305d\u3057\u3066\u3001\u4f5c\u6210\u3057\u305f\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u30d0\u30b0\u3092\u691c\u51fa\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3059\u308b\u30c7\u30d0\u30c3\u30ac\u306a\u3069\u3067\u3059\u3002<\/p>\n<p>\u7d71\u5408\u958b\u767a\u74b0\u5883\uff08IDE\uff09\u3068\u306f\u3001\u4e0a\u8a18\u3067\u8aac\u660e\u3057\u305f\u3088\u3046\u306a\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u958b\u767a\u3067\u5229\u7528\u3055\u308c\u308b\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3092\u307e\u3068\u3081\u30661\u3064\u306e\u958b\u767a\u74b0\u5883\u3067\u7d71\u5408\u30fb\u7d71\u4e00\u7684\u306b\u6271\u3048\u308b\u3088\u3046\u306b\u3057\u305f\u958b\u767a\u74b0\u5883\u306a\u306e\u3067\u3059\u3002<\/p>\n<h3>\u5404OS\u3054\u3068\u306b\u3088\u308b\u69cb\u7bc9\u65b9\u6cd5\u306e\u9055\u3044\u3068\u306f<\/h3>\n<p>\u5148\u7a0b\u3054\u7d39\u4ecb\u3057\u305f\u7d71\u5408\u958b\u767a\u74b0\u5883\uff08IDE\uff09\u3092\u5229\u7528\u305b\u305a\u3001\u30ed\u30fc\u30ab\u30eb\u3067\u958b\u767a\u74b0\u5883\u3092\u69cb\u7bc9\u3057\u305f\u3044\u5834\u5408\u306f\u3001OS\u306b\u3088\u3063\u3066\u65b9\u6cd5\u304c\u5c11\u3057\u5909\u308f\u3063\u3066\u304d\u307e\u3059\u3002\u7c21\u5358\u306b\u305d\u306e\u65b9\u6cd5\u3060\u3051\u3054\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n<h4>Windows\u3078\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/h4>\n<p>Windows\u3067\u306f\u3001<strong>\u300cRubyInstaller\u300d<\/strong>\u3068\u3044\u3046\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u30c4\u30fc\u30eb\u3092\u4f7f\u3044\u307e\u3059\u3002\u305f\u3060\u3057Windows\u306e\u5834\u5408\u3001\u4e0b\u8a18\u306e\uff12\u70b9\u3092\u4e8b\u524d\u306b\u78ba\u8a8d\u3057\u3066\u3054\u81ea\u8eab\u306e\u30de\u30b7\u30f3\u306b\u5408\u3063\u305f\u30c4\u30fc\u30eb\u3092\u9078\u629e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u306e\u3067\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<div class=\"box01\">\n<ul>\n<li><strong>Windows\u306eOS\u30d0\u30fc\u30b8\u30e7\u30f3<\/strong><\/li>\n<li><strong>\u00a0PC\u306e\u6027\u80fd\uff0834bit\u7248\u30fb64bit\u7248\uff09<\/strong><\/li>\n<\/ul>\n<\/div>\n<h4>Mac\u3078\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/h4>\n<p>MacOSX\u3067\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u306f\u3001\u4e0b\u8a18\u306e\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u30d1\u30c3\u30b1\u30fc\u30b8\u7ba1\u7406\u30c4\u30fc\u30eb\u3092\u4f7f\u3046\u3053\u3068\u3067\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<div class=\"box01\">\n<ul>\n<li><strong>rbenv<\/strong><\/li>\n<li><strong>RVM<\/strong><\/li>\n<\/ul>\n<\/div>\n<h4>Linux\/Unix\u3078\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/h4>\n<p>Linux\/Unix\u74b0\u5883\u3067\u306f\u3001\u4e0b\u8a18\u306e\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u30d1\u30c3\u30b1\u30fc\u30b8\u7ba1\u7406\u30c4\u30fc\u30eb\u3092\u4f7f\u3046\u3053\u3068\u3067\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<div class=\"box01\">\n<ul>\n<li><strong>rbenv<\/strong><\/li>\n<li><strong>RVM<\/strong><\/li>\n<li><strong>\u305d\u306e\u30b7\u30b9\u30c6\u30e0\u304c\u6301\u3064\u30d1\u30c3\u30b1\u30fc\u30b8\u7ba1\u7406\u30c4\u30fc\u30eb<\/strong><\/li>\n<\/ul>\n<\/div>\n<h2>Ruby\u306e\u5b9f\u884c\u65b9\u6cd5<\/h2>\n<p>Ruby\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u66f8\u3044\u305f\u5b9f\u884c\u30d5\u30a1\u30a4\u30eb\u306e\u62e1\u5f35\u5b50\u306f\u3001\u300c<b>.rb<\/b>\u300d\u3068\u306a\u308a\u307e\u3059\u3002\u4f8b\u3068\u3057\u3066\u3001\u3053\u306e\u8a18\u4e8b\u3067\u306f\u300c<b>sample.rb<\/b>\u300d\u3068\u3044\u3046Ruby\u306e\u5b9f\u884c\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u3053\u308c\u3092\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3067\u5b9f\u884c\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"decode:true \">$ruby sample.rb<\/pre>\n<p>\u3082\u3057Ruby\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u304c\u307e\u3060\u306e\u65b9\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3092\u53c2\u8003\u306b\u3057\u3066\u74b0\u5883\u3092\u4f5c\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n            <a href=\"https:\/\/www.sejuku.net\/blog\/3958\" class=\"blog-card-anchor\">\n                <div class=\"blog-card\">\n                <div class=\"blog-card-content\">\n                    <div class=\"blog-card-thumbnail\">\n                    <img decoding=\"async\" class=\"blog-card-thumbnail-img\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2016\/04\/533a05b4d5aed144fa641d4ed258feca.jpg\">\n                    <\/div>\n                    <div class=\"blog-card-title-wrap\">\n                    <div class=\"blog-card-title\">Mac\u3067Ruby\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u65b9\u6cd5\u3092\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac\u3010\u521d\u5fc3\u8005\u5fc5\u898b\u3011<\/div>\n                    <div class=\"blog-card-update-date\">\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n<h2>Ruby\u306e\u57fa\u790e\u6587\u6cd5<\/h2>\n<p>\u305d\u308c\u3067\u306f\u3001Ruby\u3092\u66f8\u3044\u3066\u3044\u304d\u307e\u3057\u3087\u3046\uff01\u4ee5\u964d\u306e\u30b3\u30fc\u30c9\u306f\u3001\u5148\u307b\u3069\u306e\u300csample.rb\u300d\u3092\u30c6\u30ad\u30b9\u30c8\u30a8\u30c7\u30a3\u30bf\u3067\u7de8\u96c6\u3057\u3066\u3044\u304f\u524d\u63d0\u3067\u9032\u3081\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<h3>Hello World\u3092\u51fa\u529b\u3057\u3066\u3088\u3046<\/h3>\n<p>\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u521d\u3081\u306f\u3084\u306f\u308a&#8221;<strong>Hello World<\/strong>&#8220;\u3067\u3059\u3088\u306d\uff01\u305d\u3053\u3067\u3001Ruby\u3067\u3082&#8221;Hello World&#8221;\u3092\u51fa\u529b\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre class=\"decode:true \">puts \"Hello World\"<\/pre>\n<p>\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u969b\u3001Ruby\u3067\u306f\u884c\u672b\u306b\u300c\uff1b(\u30bb\u30df\u30b3\u30ed\u30f3)\u300d\u306f\u8981\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u5b9f\u884c\u7d50\u679c<\/p>\n<pre class=\"theme:dark-terminal lang:default decode:true \">Hello World<\/pre>\n<h3>\u5909\u6570<\/h3>\n<p>\u30c7\u30fc\u30bf\u3092<strong>\u4e00\u6642\u7684\u306b\u683c\u7d0d\u3059\u308b\u5165\u308c\u7269<\/strong>\u3092\u5909\u6570\u3068\u8a00\u3044\u307e\u3059\u3002\u6570\u5b66\u3067x=3\u3068\u304b\u3057\u3066\u3044\u307e\u3057\u305f\u3088\u306d\u3002\u3053\u306e\u6642\u306ex\u306b\u3042\u305f\u308b\u306e\u304c\u5909\u6570\u3067\u3059\u3002\u307e\u305f\u3001<strong>\u6587\u5b57\u5217\u3082\u5909\u6570\u306b\u683c\u7d0d\u53ef\u80fd<\/strong>\u3067\u3059\u3002\u8a66\u3057\u306b&#8221;Hello World&#8221;\u3092\u5909\u6570\u306b\u683c\u7d0d\u3057\u3066\u8868\u793a\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre class=\"decode:true \">text = \"Hello World\"\r\nputs text<\/pre>\n<p>\u5b9f\u884c\u7d50\u679c<\/p>\n<pre class=\"theme:dark-terminal lang:default decode:true \">Hello World<\/pre>\n<p>\u3053\u3053\u3067\u6ce8\u610f\u3057\u3066\u3044\u305f\u3060\u304d\u305f\u3044\u70b9\u304c\u4e00\u3064\u3042\u308a\u307e\u3059\u3002\u5909\u6570\u3092\u5ba3\u8a00\u3059\u308b\u969b\u3001\u4ed6\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u3067\u306f\u30c7\u30fc\u30bf\u578b\u3092\u4e00\u7dd2\u306b\u5ba3\u8a00\u3057\u307e\u3059\u304c\u3001Ruby\u306b\u306f\u5909\u6570\u306e\u578b\u304c\u306a\u3044\u305f\u3081<strong>\u4ee3\u5165\u306e\u524d\u306b\u5ba3\u8a00\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u305b\u3093<\/strong>\u3002<\/p>\n<p>\u4e0a\u306e\u4f8b\u306e\u901a\u308a\u3001\u578b\u3092\u5ba3\u8a00\u3059\u308b\u4e8b\u306a\u304f\u3059\u3050\u306b\u4ee3\u5165\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<h3>\u6570\u5024\u6f14\u7b97<\/h3>\n<p>\u30c7\u30fc\u30bf\u306e\u6f14\u7b97\u3092\u884c\u3046\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u6f14\u7b97\u5b50\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n\n<table id=\"tablepress-826\" class=\"tablepress tablepress-id-826\">\n<thead>\n<tr class=\"row-1\">\n\t<th class=\"column-1\">\u6f14\u7b97\u5b50<\/th><th class=\"column-2\">\u6c42\u3081\u308b\u5024<\/th><th class=\"column-3\">\u51e6\u7406\u5185\u5bb9<\/th>\n<\/tr>\n<\/thead>\n<tbody class=\"row-striping row-hover\">\n<tr class=\"row-2\">\n\t<td class=\"column-1\">+<\/td><td class=\"column-2\">\u548c<\/td><td class=\"column-3\">\u5024\u3092\u8db3\u3059<\/td>\n<\/tr>\n<tr class=\"row-3\">\n\t<td class=\"column-1\">-<\/td><td class=\"column-2\">\u5dee<\/td><td class=\"column-3\">\u5024\u3092\u5f15\u304f<\/td>\n<\/tr>\n<tr class=\"row-4\">\n\t<td class=\"column-1\">*<\/td><td class=\"column-2\">\u7a4d<\/td><td class=\"column-3\">\u5024\u3092\u304b\u3051\u308b<\/td>\n<\/tr>\n<tr class=\"row-5\">\n\t<td class=\"column-1\">\/<\/td><td class=\"column-2\">\u5546<\/td><td class=\"column-3\">\u5024\u3092\u5272\u308b<\/td>\n<\/tr>\n<tr class=\"row-6\">\n\t<td class=\"column-1\">%<\/td><td class=\"column-2\">\u5270\u4f59<\/td><td class=\"column-3\">\u5024\u3092\u5272\u3063\u305f\u4f59\u308a\u3092\u51fa\u3059<\/td>\n<\/tr>\n<tr class=\"row-7\">\n\t<td class=\"column-1\">**<\/td><td class=\"column-2\">\u3079\u304d<\/td><td class=\"column-3\">\u5024\u3092\u3079\u304d\u4e57\u3059\u308b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<!-- #tablepress-826 from cache -->\n<pre class=\"theme:dark-terminal lang:default decode:true \">irb(main):001:0&gt; 100 + 10\r\n=&gt; 110\r\nirb(main):002:0&gt; 100 - 10\r\n=&gt; 90\r\nirb(main):003:0&gt; 100 * 10\r\n=&gt; 1000\r\nirb(main):004:0&gt; 100 \/ 10\r\n=&gt; 10\r\nirb(main):005:0&gt; 100 % 10\r\n=&gt; 0\r\nirb(main):006:0&gt; 100 ** 2\r\n=&gt; 10000<\/pre>\n<h3>\u914d\u5217\u30fb\u30cf\u30c3\u30b7\u30e5<\/h3>\n<p>\u30c7\u30fc\u30bf\u306e\u4e2d\u306b\u306f\u3001<strong>\u914d\u5217<\/strong>\u3084<strong>\u30cf\u30c3\u30b7\u30e5<\/strong>\u3068\u3044\u3046\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002\u3069\u3061\u3089\u3082\u3001\u8907\u6570\u306e\u5024\u3092\u307e\u3068\u3081\u3066\u683c\u7d0d\u3057\u305f\u3082\u306e\u306e\u3053\u3068\u3002\u914d\u5217\u306e\u4f8b\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre class=\"decode:true \">fruits = [\"apple\", \"grape\", \"orange\"] # 0:apple, 1:grape...\u306e\u9806\u306b\u756a\u53f7\u4ed8\u3051\u3055\u308c\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\r\nputs fruits[0] #0\u756a\u76ee\u306e\"apple\"\u3060\u3051\u51fa\u529b\u3059\u308b\r\nputs fruits #fruits\u306e\u5168\u3066\u306e\u8981\u7d20\u3092\u53d6\u308a\u51fa\u3057\u3066\u51fa\u529b\u3059\u308b<\/pre>\n<p>\u5b9f\u884c\u7d50\u679c<\/p>\n<pre class=\"theme:dark-terminal lang:default decode:true \">apple\r\napple\r\ngrape\r\norange<\/pre>\n<p>\u3053\u306e\u3088\u3046\u306b\u3001\u914d\u5217\u30fb\u30cf\u30c3\u30b7\u30e5\u3067\u306f\u8907\u6570\u306e\u5024\u3092\u307e\u3068\u3081\u3066\u683c\u7d0d\u3067\u304d\u307e\u3059\u3002\u914d\u5217\u306f\u305d\u308c\u305e\u308c\u306e\u5024\u3092\u300c[]\uff08\u5927\u62ec\u5f27\uff09\u300d\u3067\u304f\u304f\u308a\u3001\u8907\u6570\u306e\u8981\u7d20\u3092\u683c\u7d0d\u3057\u307e\u3059\u3002<\/p>\n<p>\u4e0a\u8a18\u306f\u914d\u5217\u306e\u4f8b\u3067\u3057\u305f\u304c\u3001\u30cf\u30c3\u30b7\u30e5\u3067\u306f\u5404\u8981\u7d20\u306b\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\uff080:\u30ea\u30f3\u30b4, 1:grape\u306a\u3069\u306e\u756a\u53f7\uff09\u3067\u306f\u306a\u304f\u3001key\u5024\u3092\u4ed8\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<strong>key\u5024<\/strong>\u306f\u8981\u7d20\u306e\u5024(value)\u306b\u5bfe\u5fdc\u3059\u308b\u540d\u524d\u306e\u3088\u3046\u306a\u3082\u306e\u3067\u3059\u3002<\/p>\n<p>\u30cf\u30c3\u30b7\u30e5\u306e\u4f8b<\/p>\n<pre class=\"decode:true \">fruits = {\"a\":\"apple\", \"b\":\"grape\", \"c\":\"orange\"} #key:value\u3092\u3072\u3068\u304b\u305f\u307e\u308a\u306b\u683c\u7d0d\u3059\u308b\r\nputs fruits\r\nputs fruits[:a] #\u30ad\u30fc\u5024\u3067\u53d6\u308a\u51fa\u3059<\/pre>\n<p>\u5b9f\u884c\u7d50\u679c<\/p>\n<pre class=\"theme:dark-terminal lang:default decode:true \">{:a=&gt;\"apple\", :b=&gt;\"grape\", :c=&gt;\"orange\"}\r\napple<\/pre>\n<p>\u914d\u5217\u3084\u30cf\u30c3\u30b7\u30e5\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u77e5\u308a\u305f\u3044\u65b9\u306f\u3001\u305d\u308c\u305e\u308c\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3092\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<br \/>\n<br \/>\n<\/p>\n<h3>\u30b3\u30e1\u30f3\u30c8<\/h3>\n<p>\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u4e2d\u3067\u3001\u5b9f\u969b\u306b\u51e6\u7406\u3055\u308c\u306a\u3044\u30b3\u30e1\u30f3\u30c8\u3092\u6b8b\u3059\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002\u30b3\u30fc\u30c9\u3092\u8a18\u8ff0\u3057\u305f\u30d7\u30ed\u30b0\u30e9\u30de\u304c\u3069\u3046\u3044\u3046\u610f\u56f3\u3067\u305d\u306e\u51e6\u7406\u3092\u5165\u308c\u305f\u304b\u3068\u3044\u3063\u305f\u30b3\u30e1\u30f3\u30c8\u3092\u6b8b\u3059\u70ba\u306b\u4f7f\u3063\u305f\u308a\u3001<strong>\u30c7\u30d0\u30c3\u30b0\u6642\u306b\u7279\u5b9a\u306e\u884c\u3092\u51e6\u7406\u3055\u305b\u306a\u3044<\/strong>\u76ee\u7684\u306a\u3069\u3067\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u30b3\u30e1\u30f3\u30c8\u306b\u3057\u305f\u3044\u884c\u306e\u521d\u3081\u306b\u300c<strong>#<\/strong>\uff08\u30b7\u30e3\u30fc\u30d7\uff09\u300d\u3092\u5165\u308c\u308b\u3068\u3001\u305d\u306e\u884c\u3092\u30b3\u30e1\u30f3\u30c8\u6271\u3044\u306b\u3059\u308b\u4e8b\u304c\u3067\u304d\u307e\u3059\u3002\u307e\u305f\u3001\u300c=begin\u8907\u6570\u884c\u30b3\u30e1\u30f3\u30c8=end\u300d\u3068\u3059\u308b\u4e8b\u3067\u3001\u8907\u6570\u884c\u306b\u6e21\u3063\u3066\u30b3\u30e1\u30f3\u30c8\u3092\u6b8b\u3059\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<pre class=\"decode:true \">#\"Hello Wrold\"\u3092\u9023\u7d9a\u51fa\u529b\u3057\u307e\u3059 \u2190\u30b3\u30e1\u30f3\u30c8\r\nputs \"Hello World1\"\r\n\r\nputs \"Hello World2\" #\u3053\u306e\u884c\u306f\u5b9f\u884c\u3055\u308c\u306a\u3044\r\nputs \"Hello World3\"\r\nputs \"Hello World4\"\r\nputs \"Hello World5\"\r\n\r\n=begin\r\n\u3053\u306e\u3088\u3046\u306b\r\n\u8907\u6570\u884c\u306b\u308f\u305f\u3063\u3066\r\n\u30b3\u30e1\u30f3\u30c8\u3092\u6b8b\u3059\u4e8b\u3082\u53ef\u80fd\u3067\u3059\u3002\r\n=end<\/pre>\n<p>\u5b9f\u884c\u7d50\u679c<\/p>\n<pre class=\"theme:dark-terminal lang:default decode:true \">Hello World1\r\nHello World3\r\nHello World4\r\nHello World5<\/pre>\n<p>\u3061\u306a\u307f\u306b\u3001\u7279\u5b9a\u306e\u884c\u3092\u30b3\u30e1\u30f3\u30c8\u306b\u3059\u308b\u3053\u3068\u3092<strong>\u30b3\u30e1\u30f3\u30c8\u30a2\u30a6\u30c8<\/strong>\u3068\u8a00\u3044\u307e\u3059\u3002<\/p>\n<h3>\u6761\u4ef6\u5206\u5c90\uff08if\u6587\uff09<\/h3>\n<p>\u7279\u5b9a\u306e\u6761\u4ef6\u306e\u6642\u3060\u3051\u51e6\u7406\u3092\u5b9f\u884c\u3057\u305f\u308a\u3001\u5909\u6570\u306e\u5024\u306b\u3088\u3063\u3066\u51e6\u7406\u3092\u5206\u3051\u305f\u308a\u3059\u308b\u3053\u3068\u3092\u6761\u4ef6\u5206\u5c90\u3068\u8a00\u3044\u307e\u3059\u3002Ruby\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u4e0a\u3067\u6761\u4ef6\u5206\u5c90\u3092\u3059\u308b\u306b\u306f\u3001if\u6587\u3092\u4f7f\u3044\u307e\u3059\u3002\u66f8\u304d\u65b9\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n<pre class=\"decode:true \">if \u6761\u4ef6A\r\n  \u6761\u4ef6\u306b\u4e00\u81f4\u3057\u305f\u5834\u5408\u306e\u51e6\u7406\r\nelsif \u6761\u4ef6B\r\n  \u6761\u4ef6A\u3068\u4e00\u81f4\u305b\u305a\u3001\u6761\u4ef6B\u306b\u4e00\u81f4\u3057\u305f\u306e\u6642\u306e\u51e6\u7406\r\nelse\r\n  \u6761\u4ef6A, B\u306e\u3069\u3061\u3089\u306b\u3082\u4e00\u81f4\u3057\u306a\u3044\u6642\u306e\u51e6\u7406\r\nend<\/pre>\n<p>\u5b9f\u969b\u306e\u4f8b\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre class=\"decode:true \">#\u30c6\u30b9\u30c8\u306e\u6210\u7e3e\u3092\u8a55\u4fa1\u3059\u308b\r\nscore = 75\r\n \r\nif score &gt; 90\r\n  puts \"\u3081\u3063\u3061\u3083\u51c4\u3044\"\r\nelsif score &gt; 80\r\n  puts \"\u51c4\u3044\"\r\nelsif score &gt; 60\r\n  puts \"\u826f\u3044\u611f\u3058\"\r\nelse\r\n  puts \"\u9811\u5f35\u308c\"\r\nend<\/pre>\n<p>\u5b9f\u884c\u7d50\u679c<\/p>\n<pre class=\"theme:dark-terminal lang:default decode:true \">\u826f\u3044\u611f\u3058<\/pre>\n<p>\u5b9f\u306f\u4e0a\u8a18\u306e\u66f8\u304d\u65b9\u306f\u300cthen\u300d\u3068\u3044\u3046\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u7701\u7565\u3057\u3066\u3044\u307e\u3059\u3002then\u306f\u6761\u4ef6\u6587\u3068\u51e6\u7406\u306e\u9593\u306b\u8a18\u8ff0\u3059\u308b\u306e\u3067\u3059\u304c\u3001\u4e0a\u8a18\u306e\u3088\u3046\u306b\u57fa\u672c\u7684\u306b\u306f\u7701\u7565\u304c\u3067\u304d\u307e\u3059\u3002\u305f\u3060\u3001<strong>if\u6587\u30921\u884c\u3067\u66f8\u304f\u5834\u5408\u306e\u307fthen\u306f\u7701\u7565\u304c\u3067\u304d\u307e\u305b\u3093<\/strong>\u30021\u884c\u3067\u8a18\u8ff0\u3059\u308b\u5834\u5408\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u66f8\u304d\u307e\u3059\u3002<\/p>\n<p>\u66f8\u304d\u65b9<\/p>\n<pre class=\"decode:true \">if \u6761\u4ef6 then \u51e6\u7406 end<\/pre>\n<p>\u3053\u3053\u3067\u51fa\u3066\u304f\u308bthen\u306f\u300c\u305d\u306e\u3068\u304d\u306f\u300d\u3068\u3044\u3046\u610f\u5473\u3067\u6349\u3048\u3066\u304a\u304f\u3068\u60a9\u307e\u306a\u3044\u3067\u3057\u3087\u3046\uff01if\u6587\u306f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306b\u304a\u3044\u3066\u983b\u51fa\u3059\u308b\u8981\u7d20\u3067\u3059\u3002\u3082\u3063\u3068\u8a73\u3057\u304f\u77e5\u308a\u305f\u3044\u65b9\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3092\u53c2\u8003\u306b\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<br \/>\n            <a href=\"https:\/\/www.sejuku.net\/blog\/11835\" class=\"blog-card-anchor\">\n                <div class=\"blog-card\">\n                <div class=\"blog-card-content\">\n                    <div class=\"blog-card-thumbnail\">\n                    <img decoding=\"async\" class=\"blog-card-thumbnail-img\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2016\/11\/11835_20180307-150x86.jpg\">\n                    <\/div>\n                    <div class=\"blog-card-title-wrap\">\n                    <div class=\"blog-card-title\">\u3010Ruby\u5165\u9580\u3011if\u3084if else\u306e\u57fa\u672c\u304b\u3089AND\u3084OR\u3092\u4f7f\u3046\u5fdc\u7528\u307e\u3067\u5b8c\u5168\u89e3\u8aac!!<\/div>\n                    <div class=\"blog-card-update-date\">\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            <\/p>\n<h4>\u30a4\u30f3\u30c7\u30f3\u30c8\u306b\u3064\u3044\u3066<\/h4>\n<p>if\u6587\u306e\u69cb\u6587\u3092\u7d39\u4ecb\u3057\u305f\u969b\u30015\u884c\u76ee\u306e\u300cputs &#8220;\u3081\u3063\u3061\u3083\u51c4\u3044&#8221;\u300d\u306e\u5de6\u7aef\u306b\u30b9\u30da\u30fc\u30b9\u304c\u7a7a\u3044\u3066\u3044\u3066\u3001puts\u304c\u5c11\u3057\u53f3\u306b\u5bc4\u3063\u3066\u3044\u308b\u3053\u3068\u306b\u6c17\u4ed8\u3044\u305f\u65b9\u3082\u3044\u308b\u3067\u3057\u3087\u3046\u3002\u3053\u308c\u306f<strong>\u30a4\u30f3\u30c7\u30f3\u30c8<\/strong>\u3068\u8a00\u3063\u3066\u3001\u8981\u7d20\u306e\u30d6\u30ed\u30c3\u30af\u3092\u898b\u5206\u3051\u308b\u70ba\u306b\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<p>if\u6587\u306e\u6761\u4ef6\u306e\u4e2d\uff08\u51e6\u7406\u306e\u90e8\u5206\uff09\u3084\u3053\u306e\u5f8c\u51fa\u3066\u304f\u308bfor\u6587\u306e\u4e2d\u3001\u30af\u30e9\u30b9\u3084\u30e1\u30bd\u30c3\u30c9\u306e\u4e2d\u306a\u3069\u306e\u30d6\u30ed\u30c3\u30af\u3092\u898b\u5206\u3051\u308b\u70ba\u306b\u4f7f\u3044\u307e\u3059\u3002\u30a4\u30f3\u30c7\u30f3\u30c8\u306b\u95a2\u3057\u3066\u306f<b>\u30d7\u30ed\u30b0\u30e9\u30de\u3067\u3042\u308c\u3070\u30a4\u30f3\u30c7\u30f3\u30c8\u306f\u3067\u304d\u3066\u5f53\u7136<\/b>\u3068\u3044\u3046\u3050\u3089\u3044\u306e\u6c17\u6301\u3061\u3092\u6301\u3063\u3066\u304a\u304d\u307e\u3057\u3087\u3046\uff01\u90fd\u5ea6\u6c17\u3092\u3064\u3051\u3066\u3001\u7656\u3092\u4ed8\u3051\u308b\u3088\u3046\u306b\u3057\u3066\u304a\u304f\u3068\u826f\u3044\u3067\u3059\u3002<\/p>\n<p>\u306a\u304a\u3001Ruby\u3067\u306f<b>\u30a4\u30f3\u30c7\u30f3\u30c8\u5e45\u306f\u30b9\u30da\u30fc\u30b92\u3064<\/b>\u3067\u3001<b>\u30bf\u30d6\u3092\u4f7f\u3046\u306e\u306fNG<\/b>\u3068\u306a\u3063\u3066\u304a\u308a\u307e\u3059\u3002<\/p>\n<h3>\u30eb\u30fc\u30d7\u51e6\u7406<\/h3>\n<p><strong>\u30eb\u30fc\u30d7\u51e6\u7406<\/strong>\u3082\u6761\u4ef6\u5206\u5c90\u3068\u4e26\u3093\u3067\u3088\u304f\u4f7f\u3046\u8981\u7d20\u3067\u3059\u3002\u7279\u5b9a\u306e\u6761\u4ef6\u306e\u9593\u3060\u3051\u3001\u51e6\u7406\u3092\u7e70\u308a\u8fd4\u3059\u306e\u304c\u30eb\u30fc\u30d7\u51e6\u7406\u3067\u3059\u3002<\/p>\n<h4>for\u6587<\/h4>\n<p>\u30eb\u30fc\u30d7\u51e6\u7406\u306e\u4e00\u3064\u3067\u3042\u308b<strong>for\u6587<\/strong>\u306f\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u7bc4\u56f2\u30fb\u8981\u7d20\u306e\u6570\u3060\u3051\u7e70\u308a\u8fd4\u3057\u51e6\u7406\u3092\u3059\u308b\u30eb\u30fc\u30d7\u51e6\u7406\u3067\u3059\u3002<\/p>\n<p>\u66f8\u304d\u65b9<\/p>\n<pre class=\"decode:true \">for \u5909\u6570 in \u30aa\u30d6\u30b8\u30a7\u30af\u30c8 do #do\u306f\u8907\u6570\u884c\u8a18\u8ff0\u3067\u3042\u308c\u3070\u7701\u7565\u53ef\r\n  \u51e6\u7406\r\nend<\/pre>\n<p>\u5b9f\u969b\u306e\u4f8b<\/p>\n<pre class=\"decode:true \">list = [1, 2, 3, 4, 5]\r\nfor item in list #item = list\u306e\u5404\u8981\u7d20\r\n  puts item\r\nend<\/pre>\n<p>\u5b9f\u884c\u7d50\u679c<\/p>\n<pre class=\"theme:dark-terminal lang:default decode:true \">1\r\n2\r\n3\r\n4\r\n5<\/pre>\n<p>\u4e0a\u8a18\u306e\u3088\u3046\u306b\u8a18\u8ff0\u3059\u308b\u3053\u3068\u3067\u3001list\u306e\u8981\u7d20\u306e\u6570\u3060\u3051\u4e2d\u8eab\u3092\u51fa\u529b\u3059\u308b\u51e6\u7406\u304c\u3067\u304d\u307e\u3059\u3002\u306a\u304a\u3001\u3053\u3061\u3089\u3082if\u6587\u3068\u4f3c\u3066\u3044\u3066\u3001<strong>\u4e00\u884c\u3067\u8a18\u8ff0\u3059\u308b\u5834\u5408\u306fdo\u3092\u7701\u7565\u3067\u304d\u307e\u305b\u3093<\/strong>\u3002for\u6587\u306b\u3064\u3044\u3066\u3082\u3063\u3068\u8a73\u3057\u304f\u77e5\u308a\u305f\u3044\u65b9\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3092\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n            <a href=\"https:\/\/www.sejuku.net\/blog\/15308\" class=\"blog-card-anchor\">\n                <div class=\"blog-card\">\n                <div class=\"blog-card-content\">\n                    <div class=\"blog-card-thumbnail\">\n                    <img decoding=\"async\" class=\"blog-card-thumbnail-img\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/02\/image-1-150x86.jpg\">\n                    <\/div>\n                    <div class=\"blog-card-title-wrap\">\n                    <div class=\"blog-card-title\">\u3010Ruby\u5165\u9580\u3011for\u6587\u306e\u57fa\u790e\u304b\u3089\u5fdc\u7528\u307e\u3067\u3092\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac\uff01<\/div>\n                    <div class=\"blog-card-update-date\">\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n<h4>while\u6587<\/h4>\n<p>\u30eb\u30fc\u30d7\u51e6\u7406\u306b\u306fwhile\u6587\u3068\u3044\u3046\u7269\u3082\u3042\u308a\u307e\u3059\u3002while\u6587\u306f\u3001\u6761\u4ef6\u304ctrue\u306e\u6642\u3060\u3051\u51e6\u7406\u3092\u7e70\u308a\u8fd4\u3059\u30eb\u30fc\u30d7\u51e6\u7406\u3067\u3059\u3002<\/p>\n<p>\u66f8\u304d\u65b9<\/p>\n<pre class=\"decode:true \">while \u6761\u4ef6\u5f0f do #do\u306f\u8907\u6570\u884c\u8a18\u8ff0\u3067\u3042\u308c\u3070\u7701\u7565\u53ef\r\n  \u51e6\u7406\uff11\r\nend<\/pre>\n<p>\u5b9f\u969b\u306e\u4f8b<\/p>\n<pre class=\"decode:true \">a = 1\r\nwhile a &lt; 10\r\n  puts a\r\n  a += 1 # a = a + 1\u3068\u540c\u3058\u610f\u5473\r\nend<\/pre>\n<p>\u5b9f\u884c\u7d50\u679c<\/p>\n<pre class=\"theme:dark-terminal lang:default decode:true \">1\r\n2\r\n3\r\n4\r\n5\r\n6\r\n7\r\n8\r\n9<\/pre>\n<p>while\u6587\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u77e5\u308a\u305f\u3044\u65b9\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3092\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<br \/>\n            <a href=\"https:\/\/www.sejuku.net\/blog\/19121\" class=\"blog-card-anchor\">\n                <div class=\"blog-card\">\n                <div class=\"blog-card-content\">\n                    <div class=\"blog-card-thumbnail\">\n                    <img decoding=\"async\" class=\"blog-card-thumbnail-img\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/07\/ruby_while-150x85.jpg\">\n                    <\/div>\n                    <div class=\"blog-card-title-wrap\">\n                    <div class=\"blog-card-title\">\u3010Ruby\u5165\u9580\u3011while\u6587\u306e\u4f7f\u3044\u65b9\u3092\u57fa\u790e\u306e\u57fa\u790e\u304b\u3089\u89e3\u8aac<\/div>\n                    <div class=\"blog-card-update-date\">\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            <\/p>\n<h3>\u4f8b\u5916\u51e6\u7406<\/h3>\n<p>\u4f8b\u5916\u51e6\u7406\u3068\u3044\u3046\u306e\u306f\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u52d5\u4f5c\u3059\u308b\u4e2d\u3067\u300c\u4f8b\u5916\u300d\u304c\u767a\u751f\u3057\u305f\u3068\u304d\u306b\u3069\u306e\u3088\u3046\u306a\u51e6\u7406\u3092\u3059\u308b\u304b\u3002\u3064\u307e\u308a\u3001\u4f8b\u5916\u767a\u751f\u6642\u306b\u304a\u3053\u306a\u3046\u51e6\u7406\u306e\u3053\u3068\u3092\u8a00\u3044\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001Ruby\u3067\u305d\u306e\u3088\u3046\u306a\u4f8b\u5916\u51e6\u7406\u306e\u65b9\u6cd5\u3068\u3057\u3066\u7528\u3044\u308b<strong>\u300cbegin\u300d\u300crescue\u300d\u300craise\u300d<\/strong>\u306e\u305d\u308c\u305e\u308c\u306e\u4f7f\u3044\u65b9\u3092\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<h4>begin\u306e\u4f7f\u3044\u65b9<\/h4>\n<p>\u4ee5\u4e0b\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u306e\u3088\u3046\u306b\u3001begin\u69cb\u6587\u306e\u4e0b\u306b\u306f\u901a\u5e38\u5b9f\u884c\u3057\u305f\u3044\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u66f8\u304d\u3001rescue\u69cb\u6587\u306e\u4e0b\u306b\u305d\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u5b9f\u884c\u4e2d\u306b\u4f8b\u5916\u304c\u767a\u751f\u3057\u305f\u3068\u304d\u306b\u547c\u3073\u51fa\u3057\u305f\u3044\u30b3\u30fc\u30c9\u3092\u66f8\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"decode:true \">begin\r\n\u5b9f\u884c\u3059\u308b\u30b3\u30fc\u30c9\r\nrescue\r\n\u4f8b\u5916\u304c\u767a\u751f\u3057\u305f\u3068\u304d\u3060\u3051\u5b9f\u884c\u3055\u308c\u308b\u30b3\u30fc\u30c9\r\nend\r\n<\/pre>\n<p>\u307e\u305f\u3001else\u69cb\u6587\u3092\u4ed8\u3051\u52a0\u3048\u308b\u3068\u3001\u4ee5\u4e0b\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u306e\u3088\u3046\u306b\u300c\u4f8b\u5916\u304c\u767a\u751f\u3057\u306a\u304b\u3063\u305f\u3068\u304d\u3060\u3051\u300d\u547c\u3073\u51fa\u3057\u305f\u3044\u30b3\u30fc\u30c9\u3092\u8ffd\u52a0\u3067\u8a18\u8ff0\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059<\/p>\n<pre class=\"decode:true \">begin\r\n\u5b9f\u884c\u3059\u308b\u30b3\u30fc\u30c9\r\nrescue\r\n\u4f8b\u5916\u304c\u767a\u751f\u3057\u305f\u3068\u304d\u3060\u3051\u5b9f\u884c\u3055\u308c\u308b\u30b3\u30fc\u30c9\r\nelse\r\n\u4f8b\u5916\u304c\u767a\u751f\u3057\u306a\u304b\u3063\u305f\u3068\u304d\u3060\u3051\u5b9f\u884c\u3055\u308c\u308b\u30b3\u30fc\u30c9\r\nend\r\n<\/pre>\n<h4>rescue\u306e\u4f7f\u3044\u65b9<\/h4>\n<p>\u4ee5\u4e0b\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u306e\u3088\u3046\u306bensure \u3092\u4ed8\u3051\u52a0\u3048\u308b\u3068\u3001\u4f8b\u5916\u306e\u6709\u7121\u306b\u95a2\u308f\u3089\u305a \u6700\u5f8c\u306b\u5b9f\u884c\u3057\u305f\u3044\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u8ffd\u52a0\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"decode:true \">begin\r\n\u5b9f\u884c\u3059\u308b\u30b3\u30fc\u30c9\r\nrescue\r\n\u4f8b\u5916\u304c\u767a\u751f\u3057\u305f\u3068\u304d\u3060\u3051\u5b9f\u884c\u3055\u308c\u308b\u30b3\u30fc\u30c9\r\nelse\r\n\u4f8b\u5916\u304c\u767a\u751f\u3057\u306a\u304b\u3063\u305f\u3068\u304d\u3060\u3051\u5b9f\u884c\u3055\u308c\u308b\u30b3\u30fc\u30c9\r\nensure\r\n\u4f8b\u5916\u306e\u6709\u7121\u306b\u304b\u304b\u308f\u3089\u305a \u6700\u5f8c\u306b\u5b9f\u884c\u3055\u308c\u308b\u30b3\u30fc\u30c9\r\nend\r\n<\/pre>\n<h4>raise<\/h4>\n<p>\u4f8b\u5916\u3092\u610f\u56f3\u7684\u306b\u8d77\u3053\u3057\u305f\u3044\u5834\u5408\u306f\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u4e2d\u3067\u4ee5\u4e0b\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u306e\u3088\u3046\u306b\u8a18\u8ff0\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"decode:true \">raise\r\n<\/pre>\n<p>\u307e\u305f\u3001\u4f8b\u5916\u306e\u7a2e\u985e\u3092\u6307\u5b9a\u3057\u305f\u3044\u5834\u5408\u306f\u3001\u4ee5\u4e0b\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u306e\u3088\u3046\u306b\u3001\u5f8c\u308d\u306b\u30a8\u30e9\u30fc\u306e\u7a2e\u985e\u3092\u8a18\u8ff0\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"decode:true \">raise \u30a8\u30e9\u30fc\u306e\u7a2e\u985e\r\n<\/pre>\n<h2>\u30af\u30e9\u30b9\u3068\u30e1\u30bd\u30c3\u30c9<\/h2>\n<h3>\u30e1\u30bd\u30c3\u30c9<\/h3>\n<p>\u30e1\u30bd\u30c3\u30c9\u306f\u3001<strong>\u8907\u6570\u884c\u306e\u51e6\u7406\u3092\u4e00\u3064\u306b\u307e\u3068\u3081\u3066\u7e70\u308a\u8fd4\u3057\u4f7f\u3048\u308b<\/strong>\u3088\u3046\u306b\u3057\u305f\u3082\u306e\u3067\u3059\u3002<\/p>\n<p>\u66f8\u304d\u65b9<\/p>\n<pre class=\"decode:true \">def \u30e1\u30bd\u30c3\u30c9\u540d(\u5f15\u6570) #\u5f15\u6570\u306f\u547c\u3073\u51fa\u3057\u5074\u304b\u3089\u30e1\u30bd\u30c3\u30c9\u306b\u6e21\u3055\u308c\u308b\u5024\u306e\u3053\u3068\r\n  \u51e6\u7406\r\n  return \u623b\u308a\u5024 #\u5fc5\u8981\u306a\u5834\u5408\u306e\u307f\u8a18\u8ff0\r\nend\r\n<\/pre>\n<p>\u5b9f\u969b\u306e\u4f8b<\/p>\n<pre class=\"decode:true \">#\u5186\u306e\u9762\u7a4d\u3092\u8a08\u7b97\u3059\u308b\u30e1\u30bd\u30c3\u30c9\r\ndef area_circle(radius)\r\n  area = radius * radius * 3.14\r\n  return area\r\nend\r\n\r\n#\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3059\r\nputs area_circle(2) #\u5f15\u6570\u306b2\u3092\u6307\u5b9a<\/pre>\n<p>\u5b9f\u884c\u7d50\u679c<\/p>\n<pre class=\"theme:dark-terminal lang:default decode:true \">12.56<\/pre>\n<p>\u3053\u306e\u3088\u3046\u306b\u3001\u30e1\u30bd\u30c3\u30c9\u3067\u306f\u7279\u5b9a\u306e\u51e6\u7406\u3092\u884c\u3063\u3066\u5b9f\u884c\u7d50\u679c\u306e\u5024\u3092\u547c\u3073\u51fa\u3057\u5074\u306b\u8fd4\u3057\u305f\u308a\u3001\u51fa\u529b\u3057\u305f\u308a\u306a\u3069\u306e\u51e6\u7406\u304c\u53ef\u80fd\u3067\u3059\u3002\u540c\u3058\u3088\u3046\u306a\u51e6\u7406\u306f\u30e1\u30bd\u30c3\u30c9\u306b\u307e\u3068\u3081\u308b\u3053\u3068\u3067\u3001\u30b9\u30de\u30fc\u30c8\u306a\u30b3\u30fc\u30c9\u3092\u66f8\u3051\u307e\u3059\u3002\u30e1\u30bd\u30c3\u30c9\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u77e5\u308a\u305f\u3044\u65b9\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3092\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n            <a href=\"https:\/\/www.sejuku.net\/blog\/12733\" class=\"blog-card-anchor\">\n                <div class=\"blog-card\">\n                <div class=\"blog-card-content\">\n                    <div class=\"blog-card-thumbnail\">\n                    <img decoding=\"async\" class=\"blog-card-thumbnail-img\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2016\/12\/ruby_method-150x85.jpg\">\n                    <\/div>\n                    <div class=\"blog-card-title-wrap\">\n                    <div class=\"blog-card-title\">\u3010Ruby\u5165\u9580\u3011 \u95a2\u6570\uff08\u30e1\u30bd\u30c3\u30c9\uff09\u306e\u4f7f\u3044\u65b9\u307e\u3068\u3081\u3010\u578b \u5f15\u6570 \u623b\u308a\u5024\u3011<\/div>\n                    <div class=\"blog-card-update-date\">\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n<h3>\u30af\u30e9\u30b9<\/h3>\n<p>\u30af\u30e9\u30b9\u306f\u3001\u30e1\u30bd\u30c3\u30c9\u306a\u3069\u306e<strong>\u51e6\u7406\u5168\u4f53\u3092\u3072\u3068\u304b\u305f\u307e\u308a\u3068\u3059\u308b<\/strong>\u3082\u306e\u3067\u3059\u3002\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u3067\u306f\u30af\u30e9\u30b9\u3092\u3088\u304f\u8a2d\u8a08\u56f3\u306b\u4f8b\u3048\u305f\u308a\u3057\u307e\u3059\u3002\u300c\u30af\u30e9\u30b9\u306b\u306f\u3053\u3093\u306a\u6a5f\u80fd\uff08\u30e1\u30bd\u30c3\u30c9\uff09\u304c\u3042\u3063\u3066\u3001\u3053\u306e\u30af\u30e9\u30b9\u3092\u4f7f\u3046\u3068\u3053\u3046\u3044\u3046\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u300d\u3068\u3044\u3063\u305f\u5185\u5bb9\u306e\u304b\u305f\u307e\u308a\u304c\u30af\u30e9\u30b9\u3067\u3059\u3002<\/p>\n<p>\u30af\u30e9\u30b9\u304b\u3089\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\uff08\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\uff09\u3092\u4f5c\u6210\u3059\u308b\u3068\u3001\u4e00\u3064\u306e\u5909\u6570\u3068\u3057\u3066\u6271\u3048\u307e\u3059\u3002<\/p>\n<p>\u66f8\u304d\u65b9<\/p>\n<pre class=\"decode:true \">class \u30af\u30e9\u30b9\u540d\r\n  \u30e1\u30bd\u30c3\u30c9\u306a\u3069\u3092\u8a18\u8ff0\r\nend<\/pre>\n<p>\u5b9f\u969b\u306e\u4f8b<\/p>\n<pre class=\"decode:true \">#\u5186\u306b\u3064\u3044\u3066\u306e\u51e6\u7406\u3092\u3059\u308b\u30af\u30e9\u30b9\u3092\u5ba3\u8a00\r\nclass Circle #\u30af\u30e9\u30b9\u540d\u306e\u6700\u521d\u306f\u5927\u6587\u5b57\r\n\r\n  def area_circle\r\n    puts @radius * @radius * 3.14\r\n  end\r\n\r\n  #\u95a2\u6570\u306a\u3069\u304c\u9023\u7d9a\u3059\u308b\u3068\u304d\u306f\u9593\u306b\u7a7a\u884c\u3092\uff11\u884c\u5165\u308c\u308b\u3053\u3068\r\n  def circumference\r\n    puts @radius * 2 * 3.14\r\n  end\r\n\r\n  def radius=(radius)\r\n    @radius = radius\r\n  end\r\nend\r\n\r\n#\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u751f\u6210\r\ncircle1 = Circle.new\r\n\r\n#\u534a\u5f84\u3092\u5165\u529b\r\ncircle1.radius = 3\r\n\r\n#\u95a2\u6570\u3092\u547c\u3073\u51fa\u3059\r\ncircle1.area_circle\r\ncircle1.circumference<\/pre>\n<p>\u5b9f\u884c\u7d50\u679c<\/p>\n<pre class=\"theme:dark-terminal lang:default decode:true \">28.26\r\n18.84<\/pre>\n<p>\u30af\u30e9\u30b9\u306f<strong>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u3067\u6700\u91cd\u8981\u9805\u76ee<\/strong>\u306a\u306e\u3067\u3001\u3057\u3063\u304b\u308a\u5b66\u3076\u3053\u3068\u3092\u30aa\u30b9\u30b9\u30e1\u3057\u307e\u3059\u3002\u8a73\u3057\u304f\u77e5\u308a\u305f\u3044\u65b9\u306f\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3092\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n            <a href=\"https:\/\/www.sejuku.net\/blog\/15328\" class=\"blog-card-anchor\">\n                <div class=\"blog-card\">\n                <div class=\"blog-card-content\">\n                    <div class=\"blog-card-thumbnail\">\n                    <img decoding=\"async\" class=\"blog-card-thumbnail-img\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/02\/image-22-150x86.jpg\">\n                    <\/div>\n                    <div class=\"blog-card-title-wrap\">\n                    <div class=\"blog-card-title\">Ruby\u306eclass(\u30af\u30e9\u30b9)\u4f7f\u3044\u65b9\u307e\u3068\u3081\uff5cnew\/\u30e1\u30bd\u30c3\u30c9\/\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\/\u7d99\u627f<\/div>\n                    <div class=\"blog-card-update-date\">\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n<h3>\u7d99\u627f\u30af\u30e9\u30b9<\/h3>\n<p>\u3053\u3053\u307e\u3067\u3067\u89e3\u8aac\u3057\u305f\u30af\u30e9\u30b9\u306f\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u5143\u306b\u306a\u308b\u300c\u8a2d\u8a08\u56f3\u300d\u306e\u3088\u3046\u306a\u3082\u306e\u3060\u3068\u8aac\u660e\u3057\u307e\u3057\u305f\u304c\u3001\u5229\u7528\u3057\u305f\u3044\u5168\u3066\u306e\u30af\u30e9\u30b9\u3092\u4f5c\u6210\u3057\u3066\u3044\u308b\u3068\u5927\u5909\u306a\u4e0a\u306b\u3001\u5171\u901a\u3059\u308b\u90e8\u5206\u304c\u3042\u3063\u305f\u5834\u5408\u3067\u3082<strong>\u8907\u6570\u306e\u30af\u30e9\u30b9\u306b\u91cd\u8907\u3057\u3066\u5b9a\u7fa9\u3059\u308b\u5fc5\u8981<\/strong>\u304c\u3042\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>\u305d\u3053\u3067\u3001\u65e2\u306b\u4f5c\u6210\u3055\u308c\u3066\u3044\u308b\u30af\u30e9\u30b9\u3092\u62e1\u5f35\u3057\u3066\u3001\u65b0\u3057\u3044\u30af\u30e9\u30b9\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u6a5f\u80fd\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306b\u4ed6\u306e\u5143\u3068\u306a\u308b\u30af\u30e9\u30b9\u3092\u30d9\u30fc\u30b9\u306b\u3057\u3066\u65b0\u3057\u3044\u30af\u30e9\u30b9\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u3092<strong>\u300c\u30af\u30e9\u30b9\u306e\u7d99\u627f\u300d<\/strong>\u3068\u547c\u3073\u307e\u3059\u3002<\/p>\n<p>\u4f8b\u3048\u3070\u300c\u4eba\u300d\u3068\u3044\u3046\u57fa\u672c\u7684\u306a\u30af\u30e9\u30b9\u3092\u4f5c\u6210\u3057\u3066\u304a\u3044\u3066\u3001\u305d\u306e\u30af\u30e9\u30b9\u3092\u7d99\u627f\u3057\u3066\u300c\u305d\u308c\u305e\u308c\u306e\u4eba\u306e\u540d\u524d\u300d\u3092\u7ba1\u7406\u3059\u308b\u30af\u30e9\u30b9\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u4eba\u3068\u3044\u3046\u57fa\u672c\u6a5f\u80fd\u306b\u306e\u90e8\u5206\u3092\u5225\u306e\u30af\u30e9\u30b9\u3068\u3057\u3066\u5b9a\u7fa9\u3057\u3066\u304a\u304d\u3001\u305d\u308c\u305e\u308c\u306e\u4eba\u306e\u540d\u524d\u306b\u3064\u3044\u3066\u306f\u4eba\u306e\u30af\u30e9\u30b9\u3092\u7d99\u627f\u3057\u3066\u5dee\u5206\u3092\u7d99\u627f\u3057\u305f\u30af\u30e9\u30b9\u306b\u500b\u5225\u306b\u5b9a\u7fa9\u3059\u308b\u3088\u3046\u306a\u6d41\u308c\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u3067\u306f\u5b9f\u969b\u306e\u7d99\u627f\u30af\u30e9\u30b9\u306e\u4f7f\u3044\u65b9\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"decode:true \">class \u30af\u30e9\u30b9\u540d &lt; \u7d99\u627f\u3057\u305f\u3044\u30af\u30e9\u30b9\u540d\r\n\r\nend\r\n<\/pre>\n<p>\u3053\u306e\u3088\u3046\u306b\u8a18\u8ff0\u3059\u308b\u3053\u3068\u3067\u3001\u7c21\u5358\u306b\u30af\u30e9\u30b9\u3092\u7d99\u627f\u3067\u304d\u308b\u306e\u3067\u3001\u899a\u3048\u3066\u304a\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2>\u307e\u3068\u3081<\/h2>\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001Ruby\u3067\u5fc5\u9808\u306b\u306a\u308b\u8981\u7d20\u306e\u66f8\u304d\u304b\u305f\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3057\u305f\u3002\u3053\u306e\u8a18\u4e8b\u306e\u5185\u5bb9\u3092\u307e\u3068\u3081\u3066\u899a\u3048\u3088\u3046\u3068\u601d\u3046\u3068\u96e3\u3057\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001<strong>\u4e00\u3064\u305a\u3064\u5b9f\u969b\u306b\u30b3\u30fc\u30c9\u3092\u66f8\u304d\u306a\u304c\u3089\u899a\u3048\u3066<\/strong>\u3044\u3051\u3070\u8eab\u306b\u3064\u3044\u3066\u3044\u304d\u307e\u3059\uff01<\/p>\n<p>\u305c\u3072\u3053\u306e\u8a18\u4e8b\u3092\u76ee\u5b89\u306b\u6ca2\u5c71\u30b3\u30fc\u30c9\u3092\u66f8\u3044\u3066\u3001Ruby\u306e\u57fa\u790e\u3092\u30de\u30b9\u30bf\u30fc\u3057\u3066\u3044\u3063\u3066\u304f\u3060\u3055\u3044\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ruby\u306e\u66f8\u304d\u65b9\u304c\u5168\u304f\u5206\u304b\u3089\u306a\u3044\u2026 \u57fa\u672c\u306e\u6587\u6cd5\u3060\u3051\u3067\u3082\u6700\u521d\u306b\u304a\u3055\u3048\u3066\u304a\u304d\u305f\u3044\uff01 \u3053\u3093\u306b\u3061\u306f\uff01\u3000\u30a8\u30f3\u30b8\u30cb\u30a2\u3067Ruby\u30e9\u30a4\u30bf\u30fc\u306e\u9060\u85e4\u3067\u3059\u3002 \u4eca\u56de\u306e\u8a18\u4e8b\u3067\u306f\u3001Ruby\u306e\u57fa\u672c\u7684\u306a\u66f8\u304d\u65b9\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002Ruby\u5165\u9580\u3068\u306a\u308b\u57fa\u790e\u7684 [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":107511,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"swell_btn_cv_data":"","footnotes":""},"categories":[2351],"tags":[],"class_list":["post-107088","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ruby-start"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 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content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.sejuku.net\/blog\/107088\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u3010Ruby\u5165\u9580\u3011\u521d\u5fc3\u8005\u3067\u3082\u308f\u304b\u308b\u57fa\u790e\u6587\u6cd5\u307e\u3068\u3081 | \u4f8d\u30a8\u30f3\u30b8\u30cb\u30a2\u30d6\u30ed\u30b0\" \/>\n<meta property=\"og:description\" content=\"\u3053\u306e\u8a18\u4e8b\u3067\u306f\u300c \u3010Ruby\u5165\u9580\u3011\u521d\u5fc3\u8005\u3067\u3082\u308f\u304b\u308b\u57fa\u790e\u6587\u6cd5\u307e\u3068\u3081 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property=\"article:modified_time\" content=\"2024-05-06T02:55:56+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2019\/08\/RUBY-bunpo.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"810\" \/>\n\t<meta property=\"og:image:height\" content=\"460\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"\u4f8d\u30a8\u30f3\u30b8\u30cb\u30a2\u7de8\u96c6\u90e8\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@https:\/\/twitter.com\/samuraijuku\" \/>\n<meta name=\"twitter:site\" content=\"@samuraijuku\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.sejuku.net\\\/blog\\\/107088#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.sejuku.net\\\/blog\\\/107088\"},\"author\":{\"name\":\"\u4f8d\u30a8\u30f3\u30b8\u30cb\u30a2\u7de8\u96c6\u90e8\",\"@id\":\"https:\\\/\\\/www.sejuku.net\\\/blog\\\/#\\\/schema\\\/person\\\/e8ca7fd09857a736a25e6b4455a3ab61\"},\"headline\":\"\u3010Ruby\u5165\u9580\u3011\u521d\u5fc3\u8005\u3067\u3082\u308f\u304b\u308b\u57fa\u790e\u6587\u6cd5\u307e\u3068\u3081\",\"datePublished\":\"2019-08-26T08:16:26+00:00\",\"dateModified\":\"2024-05-06T02:55:56+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.sejuku.net\\\/blog\\\/107088\"},\"wordCount\":272,\"publisher\":{\"@id\":\"https:\\\/\\\/www.sejuku.net\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.sejuku.net\\\/blog\\\/107088#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.sejuku.net\\\/blog\\\/wp-content\\\/uploads\\\/2019\\\/08\\\/RUBY-bunpo.jpg\",\"articleSection\":[\"Ruby\u5165\u9580\"],\"inLanguage\":\"ja\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.sejuku.net\\\/blog\\\/107088\",\"url\":\"https:\\\/\\\/www.sejuku.net\\\/blog\\\/107088\",\"name\":\"\u3010Ruby\u5165\u9580\u3011\u521d\u5fc3\u8005\u3067\u3082\u308f\u304b\u308b\u57fa\u790e\u6587\u6cd5\u307e\u3068\u3081 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