{"id":22350,"date":"2017-05-02T15:14:11","date_gmt":"2017-05-02T06:14:11","guid":{"rendered":"http:\/\/www.sejuku.net\/blog\/?p=22350"},"modified":"2024-05-06T11:42:02","modified_gmt":"2024-05-06T02:42:02","slug":"%e3%80%90php%e5%85%a5%e9%96%80%e3%80%91%e6%ad%a3%e8%a6%8f%e8%a1%a8%e7%8f%be%e3%83%81%e3%82%a7%e3%83%83%e3%82%ab%e3%83%bc%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9","status":"publish","type":"post","link":"https:\/\/www.sejuku.net\/blog\/22350","title":{"rendered":"PHP\u3067\u6b63\u898f\u8868\u73fe\u5165\u9580!7\u5206\u3067\u66f8\u304d\u65b9\u30fb\u30c1\u30a7\u30c3\u30ab\u30fc\u30c4\u30fc\u30eb\u306e\u4f7f\u3044\u65b9\u3092\u5b66\u307c\u3046"},"content":{"rendered":"<p>PHP\u3067\u306f\u3001\u6b63\u898f\u8868\u73fe\u3092\u4f7f\u7528\u3057\u3066\u3001\u6587\u5b57\u5217\u3092\u691c\u7d22\u30fb\u7f6e\u63db\u30fb\u62bd\u51fa\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u6b63\u898f\u8868\u73fe\u306b\u306f\u3055\u307e\u3056\u307e\u306a\u30d1\u30bf\u30fc\u30f3\u304c\u3042\u308a\u3001\u3068\u3063\u3064\u304d\u306b\u304f\u3044\u3068\u3044\u3046\u70b9\u3082\u3042\u308a\u307e\u3059\u3002\u305d\u3053\u3067\u3001\u3053\u306e\u8a18\u4e8b\u3067\u306f<\/p>\n<div class=\"box01\">\n<ul>\n<li><b>preg_match\u306e\u4f7f\u3044\u65b9<\/b><\/li>\n<li><b>preg_replace\u306e\u4f7f\u3044\u65b9<\/b><\/li>\n<li><b>preg_match_all\u306e\u4f7f\u3044\u65b9<\/b><\/li>\n<li><b>\u6b63\u898f\u8868\u73fe\u306e\u30d1\u30bf\u30fc\u30f3\u304c\u6b63\u3057\u3044\u304b\u30c1\u30a7\u30c3\u30af\u3059\u308b\u30c4\u30fc\u30eb\u306e\u4f7f\u3044\u65b9<\/b><\/li>\n<li><b>\u305d\u306e\u4ed6\u306e\u6b63\u898f\u8868\u73fe\u30c1\u30a7\u30c3\u30ab\u30fc\u306e\u4f7f\u3044\u65b9<\/b><\/li>\n<\/ul>\n<\/div>\n<p>\u3068\u3044\u3046\u3088\u3046\u306b\u3001\u57fa\u672c\u7684\u306a\u5185\u5bb9\u304b\u3089\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002\u4eca\u56de\u306f\u305d\u3093\u306aPHP\u306e\u6b63\u898f\u8868\u73fe\u306b\u3088\u308b\u30de\u30c3\u30c1\u30f3\u30b0\u65b9\u6cd5\u3068\u30c1\u30a7\u30c3\u30ab\u30fc\u306e\u4f7f\u3044\u65b9\u306b\u3064\u3044\u3066\u3001\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac\u3057\u307e\u3059\uff01<\/p>\n<h2>\u6b63\u898f\u8868\u73fe\u3068\u306f\uff1f<\/h2>\n<p>\u6b63\u898f\u8868\u73fe\u3068\u306f\u3001\u6587\u5b57\u5217\u306e\u96c6\u5408\u30921\u3064\u306e\u5f62\u5f0f\u3067\u8868\u73fe\u3059\u308b\u65b9\u6cd5\u3067\u3059\u30021\u3064\u306e\u5f62\u5f0f\u3067\u3055\u307e\u3056\u307e\u306a\u610f\u5473\u3092\u6301\u305f\u305b\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u3001\u7279\u5b9a\u306e\u6587\u5b57\u5217\u3092\u691c\u7d22\u3057\u305f\u308a\u3001\u7f6e\u63db\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<p>\u306a\u304a\u3001\u6b63\u898f\u8868\u73fe\u306f\u307b\u3068\u3093\u3069\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u3067\u4f7f\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u300c\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u300d\u3001\u300c\u96fb\u8a71\u756a\u53f7\u300d\u3001\u300cURL\u300d\u3001\u300cID\u30fb\u30d1\u30b9\u30ef\u30fc\u30c9\u300d\u3001\u300c\u5927\u6587\u5b57\u5c0f\u6587\u5b57\u300d\u306a\u3069\u306e\u30c1\u30a7\u30c3\u30af\u306b\u4fbf\u5229\u3067\u3059\u3002<\/p>\n<p>\u66f8\u304d\u65b9\u3082\u3068\u3066\u3082\u7c21\u5358\u3067\u3001\u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\u306e\u5c0f\u6587\u5b57\u306e\u307f\u3092\u62bd\u51fa\u3057\u305f\u3044\u5834\u5408\u3001PHP\u3067\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8a18\u8ff0\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"striped:false marking:false ranges:false nums:false nums-toggle:false lang:default decode:true \">$array = ['A', 'a', 'B', 'b', 'C', 'c'];\r\n \r\n$array_grep = preg_grep('\/[a-z]\/', $array);\r\n<\/pre>\n<p>\u4e0a\u306e\u30b5\u30f3\u30d7\u30eb\u3067\u306f\u3001preg_grep\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u3001\u5f15\u6570\u306b\u6b63\u898f\u8868\u73fe\u30d1\u30bf\u30fc\u30f3\u2019\/[a-z]\/\u2018\uff08\u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\u306e\u5c0f\u6587\u5b57a\u304b\u3089z\u304c\u5b58\u5728\u3059\u308b\u304b\uff1f\uff09\u3092\u6307\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u6b63\u898f\u8868\u73fe\u306e\u30d1\u30bf\u30fc\u30f3\u69cb\u6587\u306f\u4ee5\u4e0b\u306e\u30b5\u30a4\u30c8\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<br \/>\n<a href=\"http:\/\/php.net\/manual\/ja\/reference.pcre.pattern.syntax.php\" target=\"_blank\" rel=\"noopener noreferrer\">http:\/\/php.net\/manual\/ja\/reference.pcre.pattern.syntax.php<\/a><\/p>\n<h2>\u6b63\u898f\u8868\u73fe\u30c1\u30a7\u30c3\u30ab\u30fc\u3068\u306f\uff1f<\/h2>\n<p>\u6b63\u898f\u8868\u73fe\u306f\u3055\u307e\u3056\u307e\u306a\u30d1\u30bf\u30fc\u30f3\u304c\u3042\u308a\u3001\u30d1\u30bf\u30fc\u30f3\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u6587\u5b57\u5217\u3092\u62bd\u51fa\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u305f\u3081\u3001\u5168\u3066\u306e\u30d1\u30bf\u30fc\u30f3\u3092\u899a\u3048\u308b\u306e\u306f\u96e3\u3057\u3044\u8a00\u3048\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n<p>\u305d\u306e\u305f\u3081\u3001PHP\u3067\u306f\u6b63\u898f\u8868\u73fe\u3092\u4f7f\u7528\u3059\u308b\u95a2\u6570\u306b\u6b63\u898f\u8868\u73fe\u30c1\u30a7\u30c3\u30ab\u30fc\u304c\u7528\u610f\u3055\u308c\u3066\u304a\u308a\u3001\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u524d\u306b\u6307\u5b9a\u3057\u305f\u6b63\u898f\u8868\u73fe\u306e\u30d1\u30bf\u30fc\u30f3\u304c\u6b63\u3057\u3044\u304b\u30c1\u30a7\u30c3\u30af\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u306a\u304a\u3001\u6b63\u898f\u8868\u73fe\u3092\u4f7f\u7528\u3057\u305f\u6587\u5b57\u5217\u306e\u62bd\u51fa\u30fb\u7f6e\u63db\u3059\u308b\u65b9\u6cd5\u306b\u3064\u3044\u3066\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3067\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\uff01<br \/>\n            <a href=\"https:\/\/www.sejuku.net\/blog\/22245\" 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\/04\/image-4-2-150x86.jpg\">\n                    <\/div>\n                    <div class=\"blog-card-title-wrap\">\n                    <div class=\"blog-card-title\">\u3010PHP\u5165\u9580\u3011\u6b63\u898f\u8868\u73fe\u306e\u62bd\u51fa\u65b9\u6cd5<\/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            <br \/>\n            <a href=\"https:\/\/www.sejuku.net\/blog\/22175\" 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\/04\/image-37-150x86.jpg\">\n                    <\/div>\n                    <div class=\"blog-card-title-wrap\">\n                    <div class=\"blog-card-title\">\u3010PHP\u5165\u9580\u3011\u6b63\u898f\u8868\u73fe\u3067\u7f6e\u63db\u3059\u308b\u65b9\u6cd5<\/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            <br \/>\n            <a href=\"https:\/\/www.sejuku.net\/blog\/22486\" 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\/2018\/06\/1d7cfe0af6dba0f6315cf830b66875af-150x86.jpg\">\n                    <\/div>\n                    <div class=\"blog-card-title-wrap\">\n                    <div class=\"blog-card-title\">\u3010PHP\u5165\u9580\u3011\u6b63\u898f\u8868\u73fe\u3067\u691c\u7d22\u30fb\u62bd\u51fa\u30fb\u7f6e\u63db\u3059\u308b5\u3064\u306e\u95a2\u6570\u3092\u4f7f\u3044\u5012\u305b\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            <\/p>\n<h2>preg_match\u306b\u3088\u308b\u30de\u30c3\u30c1\u30f3\u30b0<\/h2>\n<h3>preg_match\u306e\u4f7f\u3044\u65b9<\/h3>\n<p>preg_match\u95a2\u6570\u306f\u3001\u6307\u5b9a\u3057\u305f\u6b63\u898f\u8868\u73fe\u30d1\u30bf\u30fc\u30f3\u306b\u30de\u30c3\u30c1\u3057\u305f\u6587\u5b57\u5217\u3092\u691c\u7d22\u3057\u307e\u3059\u3002<\/p>\n<p>\u66f8\u304d\u65b9\uff1a<\/p>\n<pre class=\"striped:false marking:false ranges:false nums:false nums-toggle:false lang:default decode:true \">preg_match ( string $\u6b63\u898f\u8868\u73fe\u30d1\u30bf\u30fc\u30f3 , string $\u691c\u7d22\u5bfe\u8c61\u306e\u6587\u5b57\u5217 [, array &amp;$\u691c\u7d22\u7d50\u679c\u306e\u914d\u5217 [, int $\u30d5\u30e9\u30b0 = 0 [, int $\u691c\u7d22\u958b\u59cb\u4f4d\u7f6e = 0 ]]] )\r\n<\/pre>\n<p>\u5f15\u6570\uff1a<\/p>\n<ul>\n<li>\u6b63\u898f\u8868\u73fe\u30d1\u30bf\u30fc\u30f3\uff1a\u30de\u30c3\u30c1\u3055\u305b\u305f\u3044\u30d1\u30bf\u30fc\u30f3\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n<li>\u691c\u7d22\u5bfe\u8c61\u306e\u6587\u5b57\u5217\uff1a\u6b63\u898f\u8868\u73fe\u3067\u30de\u30c3\u30c1\u3055\u305b\u308b\u5bfe\u8c61\u6587\u5b57\u5217\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n<li>\u691c\u7d22\u7d50\u679c\u306e\u914d\u5217\uff1a\u6307\u5b9a\u3057\u305f\u5834\u5408\u3001\u691c\u7d22\u7d50\u679c\u304c\u4ee3\u5165\u3055\u308c\u307e\u3059\u3002<\/li>\n<li>\u30d5\u30e9\u30b0\uff1a\u300cPREG_OFFSET_CAPTURE\u300d\u3092\u6307\u5b9a\u3057\u305f\u5834\u5408\u3001\u30de\u30c3\u30c1\u3057\u305f\u6587\u5b57\u5217\u306e\u767b\u5834\u3057\u305f\u4f4d\u7f6e\uff08\u30aa\u30d5\u30bb\u30c3\u30c8\uff09\u3092\u30d0\u30a4\u30c8\u6570\u3067\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002<\/li>\n<li>\u691c\u7d22\u958b\u59cb\u4f4d\u7f6e\uff1a\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306f\u691c\u7d22\u306f\u5bfe\u8c61\u6587\u5b57\u5217\u306e\u5148\u982d\u304b\u3089\u958b\u59cb\u3055\u308c\u307e\u3059\u304c\u3001\u691c\u7d22\u306e\u958b\u59cb\u4f4d\u7f6e\u3092\u30d0\u30a4\u30c8\u5358\u4f4d\u3067\u6307\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>\u8fd4\u308a\u5024\uff1a\u30d1\u30bf\u30fc\u30f3\u306b\u30de\u30c3\u30c1\u3057\u305f\u5834\u5408\u306f1\u3092\u8fd4\u3057\u3001\u30de\u30c3\u30c1\u3057\u306a\u3044\u5834\u5408\u306f0\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n<p>preg_match\u95a2\u6570\u3092\u4f7f\u7528\u3057\u305f\u30b5\u30f3\u30d7\u30eb\u3067\u3059\u3002<\/p>\n<p>\u30b5\u30f3\u30d7\u30eb\u30d7\u30ed\u30b0\u30e9\u30e0\uff1a<\/p>\n<pre class=\"decode:true \">&lt;?php\r\n$str = '\u597d\u304d\u306a\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u306fPHP\u3067\u3059\u3002';\r\n \r\necho preg_match('\/PHP\/', $str);\r\necho '&lt;br&gt;';\r\necho preg_match('\/JAVA\/', $str);\r\n?&gt;\r\n<\/pre>\n<p>\u5b9f\u884c\u7d50\u679c<\/p>\n<pre class=\"striped:false marking:false ranges:false nums:false nums-toggle:false lang:default decode:true \">1\r\n0\r\n<\/pre>\n<p>\u300cpreg_match(\u2018\/PHP\/\u2019, $str)\u300d\u3067\u306f\u3001\u691c\u7d22\u5bfe\u8c61\u306e\u6587\u5b57\u5217$str\u306b\u6b63\u898f\u8868\u73fe\u30d1\u30bf\u30fc\u30f3\u2019\/PHP\/\u2019\u304c\u30de\u30c3\u30c1\u3059\u308b\u306e\u3067\u3001\u300c1\u300d\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u300cpreg_match(\u2018\/JAVA\/\u2019, $str)\u300d\u3067\u306f\u3001\u6b63\u898f\u8868\u73fe\u30d1\u30bf\u30fc\u30f3\u2019\/JAVA\/\u2019\u304c\u30de\u30c3\u30c1\u3057\u306a\u3044\u306e\u3067\u3001\u300c0\u300d\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<h3>\u6b63\u898f\u8868\u73fe\u30c1\u30a7\u30c3\u30ab\u30fc(preg_match)<\/h3>\n<p>preg_match\u95a2\u6570\u306e\u6b63\u898f\u8868\u73fe\u30c1\u30a7\u30c3\u30ab\u30fc\u306f\u3001\u4ee5\u4e0b\u3067\u884c\u3044\u307e\u3059\u3002<br \/>\n<a href=\"http:\/\/php-regexp.a-zumi.net\/\" target=\"_blank\" rel=\"noopener noreferrer\">http:\/\/php-regexp.a-zumi.net\/<\/a><\/p>\n<div class=\"box01\">\n<ul>\n<li><b>\u6587\u5b57\u5217\uff1a\u6b63\u898f\u8868\u73fe\u3067\u306e\u691c\u7d22\u5bfe\u8c61\u6587\u5b57\u5217\u3092\u5165\u529b<\/b><\/li>\n<li><b>\u6b63\u898f\u8868\u73fe\uff1a\u6b63\u898f\u8868\u73fe\u30d1\u30bf\u30fc\u30f3\u3092\u5165\u529b<\/b><\/li>\n<li><b>\u7d50\u679c\uff1a\u691c\u7d22\u7d50\u679c\u3092\u51fa\u529b<\/b><\/li>\n<\/ul>\n<\/div>\n<p>\u203b\u4ee5\u964d\u306epreg_match\u3001preg_match_all\u95a2\u6570\u3082\u540c\u69d8<\/p>\n<p>\u4ee5\u4e0b\u3067\u306f\u6307\u5b9a\u3057\u305f\u6587\u5b57\u5217\u306b\u5bfe\u3057\u3066\u3001YYYY\/mm\/dd\u5f62\u5f0f\u306e\u65e5\u4ed8\u304c\u5b58\u5728\u3059\u308b\u304b\u6b63\u898f\u8868\u73fe\u3067\u30c1\u30a7\u30c3\u30af\u3092\u884c\u3044\u3001\u30de\u30c3\u30c1\u3057\u305f\u6587\u5b57\u5217\u3092\u623b\u308a\u5024\u306e\u914d\u5217\u3067\u7d50\u679c\u306b\u51fa\u529b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-large wp-image-22352\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/05\/seiki1-640x279.png\" alt=\"seiki1\" width=\"640\" height=\"279\" srcset=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/05\/seiki1-640x279.png 640w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/05\/seiki1-150x65.png 150w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/05\/seiki1-300x131.png 300w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/05\/seiki1.png 700w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><div class=\"img-caption\">\u5f15\u7528\u5143\uff1a\u6b63\u898f\u8868\u73fe\u30c1\u30a7\u30c3\u30ab\u30fc <a href=\"https:\/\/php-regexp.a-zumi.net\/\">https:\/\/php-regexp.a-zumi.net\/<\/a><\/div><\/p>\n<h2>preg_replace\u306b\u3088\u308b\u7f6e\u304d\u63db\u3048<\/h2>\n<h3>preg_replace\u306e\u4f7f\u3044\u65b9<\/h3>\n<p>preg_replace\u95a2\u6570\u306f\u3001\u6307\u5b9a\u3057\u305f\u6b63\u898f\u8868\u73fe\u30d1\u30bf\u30fc\u30f3\u306b\u30de\u30c3\u30c1\u3057\u305f\u6587\u5b57\u5217\u306e\u691c\u7d22\u53ca\u3073\u7f6e\u63db\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n<p>\u66f8\u304d\u65b9\uff1a<\/p>\n<pre class=\"striped:false marking:false ranges:false nums:false nums-toggle:false lang:default decode:true \">preg_replace ( mixed $\u6b63\u898f\u8868\u73fe\u30d1\u30bf\u30fc\u30f3 , mixed $\u7f6e\u63db\u3092\u884c\u3046\u6587\u5b57\u5217 , mixed $\u691c\u7d22\u5bfe\u8c61\u306e\u6587\u5b57\u5217 [, int $\u7f6e\u63db\u3092\u884c\u3046\u6700\u5927\u56de\u6570 = -1 [, int &amp;$\u7f6e\u63db\u56de\u6570 ]] )\r\n<\/pre>\n<p>\u5f15\u6570\uff1a<\/p>\n<ul>\n<li>\u6b63\u898f\u8868\u73fe\u30d1\u30bf\u30fc\u30f3\uff1a\u30de\u30c3\u30c1\u3055\u305b\u305f\u3044\u30d1\u30bf\u30fc\u30f3\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002\u6587\u5b57\u5217\u3001\u307e\u305f\u306f\u914d\u5217\u304c\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002<\/li>\n<li>\u7f6e\u63db\u3092\u884c\u3046\u6587\u5b57\u5217\uff1a\u6b63\u898f\u8868\u73fe\u306b\u30de\u30c3\u30c1\u3057\u305f\u6587\u5b57\u5217\u304c\u3001\u3053\u306e\u6587\u5b57\u5217\u306b\u7f6e\u63db\u3055\u308c\u307e\u3059\u3002<\/li>\n<li>\u691c\u7d22\u5bfe\u8c61\u306e\u6587\u5b57\u5217\uff1a\u6b63\u898f\u8868\u73fe\u3067\u30de\u30c3\u30c1\u3055\u305b\u308b\u5bfe\u8c61\u6587\u5b57\u5217\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n<li>\u7f6e\u63db\u3092\u884c\u3046\u6700\u5927\u56de\u6570\uff1a\u7f6e\u63db\u3092\u884c\u3046\u6700\u5927\u56de\u6570\u3092\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002\u30c7\u30d5\u30a9\u30eb\u30c8\u306f\u5236\u9650\u306a\u3057\uff08-1\uff09\u3067\u3059\u3002<\/li>\n<li>\u7f6e\u63db\u56de\u6570\uff1a\u6307\u5b9a\u3057\u305f\u5834\u5408\u3001\u7f6e\u63db\u56de\u6570\u304c\u4ee3\u5165\u3055\u308c\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>\u8fd4\u308a\u5024\uff1a\u30d1\u30bf\u30fc\u30f3\u306b\u30de\u30c3\u30c1\u3057\u305f\u6587\u5b57\u5217\u3092\u7f6e\u63db\u3057\u3066\u8fd4\u3057\u307e\u3059\u3002<\/p>\n<p>preg_replace\u95a2\u6570\u3092\u4f7f\u7528\u3057\u305f\u30b5\u30f3\u30d7\u30eb\u3067\u3059\u3002<\/p>\n<p>\u30b5\u30f3\u30d7\u30eb\u30d7\u30ed\u30b0\u30e9\u30e0\uff1a<\/p>\n<pre class=\"decode:true \">&lt;?php\r\n$str = '\u597d\u304d\u306a\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u306fPHP\u3067\u3059\u3002';\r\n \r\necho preg_replace('\/PHP\/', 'JAVA', $str);\r\n?&gt;\r\n<\/pre>\n<p>\u5b9f\u884c\u7d50\u679c\uff1a<\/p>\n<pre class=\"striped:false marking:false ranges:false nums:false nums-toggle:false lang:default decode:true \">\u597d\u304d\u306a\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u306fJAVA\u3067\u3059\u3002 \r\n<\/pre>\n<p>\u691c\u7d22\u5bfe\u8c61\u306e\u6587\u5b57\u5217$str\u3067\u2018\/PHP\/\u2019\u306b\u30de\u30c3\u30c1\u3057\u305f\u90e8\u5206\u304c\u3001\u2019JAVA\u2019\u306b\u7f6e\u63db\u3055\u308c\u307e\u3059\u3002<\/p>\n<h3>\u6b63\u898f\u8868\u73fe\u30c1\u30a7\u30c3\u30ab\u30fc(preg_replace)<\/h3>\n<p>preg_replace\u95a2\u6570\u306e\u6b63\u898f\u8868\u73fe\u30c1\u30a7\u30c3\u30ab\u30fc\u306f\u3001\u4ee5\u4e0b\u3067\u884c\u3044\u307e\u3059\u3002<br \/>\n<a href=\"http:\/\/php-regexp.a-zumi.net\/preg_replace\" target=\"_blank\" rel=\"noopener noreferrer\">http:\/\/php-regexp.a-zumi.net\/preg_replace<\/a><\/p>\n<p>\u4ee5\u4e0b\u3067\u306f\u6307\u5b9a\u3057\u305f\u6587\u5b57\u5217\u306b\u5bfe\u3057\u3066\u3001(d{4})(\u65e5\u4ed8\u306e4\u6587\u5b57)\u3067\u306e\u6b63\u898f\u8868\u73fe\u3067\u30c1\u30a7\u30c3\u30af\u3092\u884c\u3044\u3001\u30de\u30c3\u30c1\u3057\u305f\u5834\u5408\u306f\u7f6e\u63db\u5f8c\u306e\u6587\u5b57\u5217\u3092\u7d50\u679c\u306b\u51fa\u529b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-large wp-image-22353\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/05\/seiki2-640x369.png\" alt=\"seiki2\" width=\"640\" height=\"369\" srcset=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/05\/seiki2-640x369.png 640w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/05\/seiki2-150x87.png 150w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/05\/seiki2-300x173.png 300w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/05\/seiki2.png 700w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><div class=\"img-caption\">\u5f15\u7528\u5143\uff1a\u6b63\u898f\u8868\u73fe\u30c1\u30a7\u30c3\u30ab\u30fc <a href=\"https:\/\/php-regexp.a-zumi.net\/preg_replace\">https:\/\/php-regexp.a-zumi.net\/preg_replace<\/a><\/div><\/p>\n<p>\u307e\u305f\u3001preg_replace\u95a2\u6570\u306e\u30c1\u30a7\u30c3\u30ab\u30fc\u306f\u300c\u30a8\u30b9\u30b1\u30fc\u30d7\u30b7\u30fc\u30b1\u30f3\u30b9\u300d\u300c\u30e1\u30bf\u6587\u5b57\u300d\u300c\u6587\u5b57\u30af\u30e9\u30b9\u300d\u300c\u91cf\u6307\u5b9a\u5b50\u300d\u306a\u3069\u6b63\u898f\u8868\u73fe\u3092\u7d30\u304b\u304f\u6307\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2>preg_match_all\u306b\u3088\u308b\u7e70\u308a\u8fd4\u3057\u30de\u30c3\u30c1\u30f3\u30b0<\/h2>\n<h3>preg_match_all\u306e\u4f7f\u3044\u65b9<\/h3>\n<p>preg_match_all\u95a2\u6570\u306f\u3001\u7e70\u308a\u8fd4\u3057\u6b63\u898f\u8868\u73fe\u306e\u691c\u7d22\u3092\u884c\u3046\u5834\u5408\u306b\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n<p>\u66f8\u304d\u65b9\uff1a<\/p>\n<pre class=\"striped:false marking:false ranges:false nums:false nums-toggle:false lang:default decode:true \">preg_match_all ( string $\u6b63\u898f\u8868\u73fe\u30d1\u30bf\u30fc\u30f3 , string $\u691c\u7d22\u5bfe\u8c61\u306e\u6587\u5b57\u5217 [, array &amp;$\u691c\u7d22\u7d50\u679c\u306e\u914d\u5217 [, int $\u30d5\u30e9\u30b0 = PREG_PATTERN_ORDER [, int $\u691c\u7d22\u958b\u59cb\u4f4d\u7f6e = 0 ]]] )\r\n<\/pre>\n<p>\u5f15\u6570\uff1a<\/p>\n<ul>\n<li>\u6b63\u898f\u8868\u73fe\u30d1\u30bf\u30fc\u30f3\uff1a\u30de\u30c3\u30c1\u3055\u305b\u305f\u3044\u30d1\u30bf\u30fc\u30f3\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n<li>\u691c\u7d22\u5bfe\u8c61\u306e\u6587\u5b57\u5217\uff1a\u6b63\u898f\u8868\u73fe\u3067\u30de\u30c3\u30c1\u3055\u305b\u308b\u5bfe\u8c61\u6587\u5b57\u5217\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n<li>\u691c\u7d22\u7d50\u679c\u306e\u914d\u5217\uff1a\u30d5\u30e9\u30b0\u3067\u6307\u5b9a\u3057\u305f\u5f62\u5f0f\u3067\u3001\u691c\u7d22\u7d50\u679c\u304c\u4ee3\u5165\u3055\u308c\u307e\u3059\u3002<\/li>\n<li>\u30d5\u30e9\u30b0\uff1a\u691c\u7d22\u7d50\u679c\u3092\u4ee3\u5165\u3059\u308b\u5f62\u5f0f\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n<li>\u691c\u7d22\u958b\u59cb\u4f4d\u7f6e\uff1a\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306f\u691c\u7d22\u306f\u5bfe\u8c61\u6587\u5b57\u5217\u306e\u5148\u982d\u304b\u3089\u958b\u59cb\u3055\u308c\u307e\u3059\u304c\u3001\u691c\u7d22\u306e\u958b\u59cb\u4f4d\u7f6e\u3092\u30d0\u30a4\u30c8\u5358\u4f4d\u3067\u6307\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>\u8fd4\u308a\u5024\uff1a<br \/>\n\u30d1\u30bf\u30fc\u30f3\u304c\u30de\u30c3\u30c1\u3057\u305f\u7dcf\u6570\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n<p>preg_match_all\u95a2\u6570\u3092\u4f7f\u7528\u3057\u305f\u30b5\u30f3\u30d7\u30eb\u3067\u3059\u3002<\/p>\n<p>\u30b5\u30f3\u30d7\u30eb\u30d7\u30ed\u30b0\u30e9\u30e0\uff1a<\/p>\n<pre class=\"decode:true \">&lt;?php\r\n$str = '\u597d\u304d\u306a\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u306fPHP\u3067\u3059\u3002\u4eca\u65e5\u3082PHP\u3092\u52c9\u5f37\u3057\u307e\u3057\u305f\u3002';\r\n \r\necho preg_match_all('\/PHP\/', $str);\r\n?&gt;\r\n<\/pre>\n<p>\u5b9f\u884c\u7d50\u679c\uff1a<\/p>\n<pre class=\"striped:false marking:false ranges:false nums:false nums-toggle:false lang:default decode:true \">2\r\n<\/pre>\n<p>\u691c\u7d22\u5bfe\u8c61\u306e\u6587\u5b57\u5217$str\u3067\u3001\u6b63\u898f\u8868\u73fe\u30d1\u30bf\u30fc\u30f3\u2019\/PHP\/\u2019\u304c<span style=\"color: #0000ff;\"><strong>2\u3064\u30de\u30c3\u30c1\u3059\u308b\u306e\u3067\u3001\u300c2\u300d<\/strong><\/span>\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<h3>\u6b63\u898f\u8868\u73fe\u30c1\u30a7\u30c3\u30ab\u30fc(preg_match_all)<\/h3>\n<p>preg_match_all\u95a2\u6570\u306e\u6b63\u898f\u8868\u73fe\u30c1\u30a7\u30c3\u30ab\u30fc\u306f\u3001\u4ee5\u4e0b\u3067\u884c\u3044\u307e\u3059\u3002<br \/>\n<a href=\"http:\/\/php-regexp.a-zumi.net\/preg_match_all\" target=\"_blank\" rel=\"noopener noreferrer\">http:\/\/php-regexp.a-zumi.net\/preg_match_all<\/a><\/p>\n<p>\u4ee5\u4e0b\u3067\u306f\u6307\u5b9a\u3057\u305f\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u3001\u6b63\u898f\u8868\u73fe\u3067\u8a18\u53f7\u3054\u3068\u306b\u533a\u5207\u3063\u3066\u6307\u5b9a\u3057\u3001\u30de\u30c3\u30c1\u3057\u305f\u5834\u5408\u306f\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306e\u5404\u6587\u5b57\u5217\u3092\u591a\u6b21\u5143\u914d\u5217\u3067\u51fa\u529b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-large wp-image-22354\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/05\/seiki3-640x467.png\" alt=\"seiki3\" width=\"640\" height=\"467\" srcset=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/05\/seiki3-640x467.png 640w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/05\/seiki3-150x110.png 150w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/05\/seiki3-300x219.png 300w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/05\/seiki3.png 700w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><div class=\"img-caption\">\u5f15\u7528\u5143\uff1a\u6b63\u898f\u8868\u73fe\u30c1\u30a7\u30c3\u30ab\u30fc <a href=\"https:\/\/php-regexp.a-zumi.net\/preg_match_all\">https:\/\/php-regexp.a-zumi.net\/preg_match_all<\/a><\/div><\/p>\n<h2>\u305d\u306e\u4ed6\u306e\u6b63\u898f\u8868\u73fe\u30c1\u30a7\u30c3\u30ab\u30fc<\/h2>\n<p>\u6b63\u898f\u8868\u73fe\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u30b5\u30fc\u30d3\u30b9\u3067\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<h3>\u6b63\u898f\u8868\u73fe\u30c1\u30a7\u30c3\u30ab\u30fc<\/h3>\n<p>\u6b63\u898f\u8868\u73fe\u30c1\u30a7\u30c3\u30ab\u30fc\u306f\u3001PHP\u306epreg_match\u95a2\u6570\u3068JavaScript\u306ematch\u95a2\u6570\u306e\u5b9f\u884c\u7d50\u679c\u3092\u8fd4\u3057\u3066\u304f\u308c\u308b\u30c4\u30fc\u30eb\u3067\u3059\u3002<\/p>\n<p>\u6b63\u898f\u8868\u73fe\u30c1\u30a7\u30c3\u30ab\u30fc\uff1a<a href=\"http:\/\/okumocchi.jp\/php\/re.php\" target=\"_blank\" rel=\"noopener noreferrer\">http:\/\/okumocchi.jp\/php\/re.php<\/a><\/p>\n<p>\u6b63\u898f\u8868\u73fe\u306e\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u3068\u30b5\u30f3\u30d7\u30eb\u3082\u7528\u610f\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u6b63\u898f\u8868\u73fe\u306e\u30e1\u30bf\u6587\u5b57\u3092\u5fd8\u308c\u3066\u3057\u307e\u3063\u305f\u5834\u5408\u3067\u3082\u4fbf\u5229\u3067\u3059\u3002<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-large wp-image-22356\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/05\/chekker-1-640x479.png\" alt=\"chekker\" width=\"640\" height=\"479\" srcset=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/05\/chekker-1-640x479.png 640w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/05\/chekker-1-150x112.png 150w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/05\/chekker-1-300x225.png 300w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/05\/chekker-1.png 700w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><div class=\"img-caption\">\u5f15\u7528\u5143\uff1a\u6b63\u898f\u8868\u73fe\u30c1\u30a7\u30c3\u30ab\u30fc <a href=\"http:\/\/okumocchi.jp\/php\/re.php\">http:\/\/okumocchi.jp\/php\/re.php<\/a><\/div><\/p>\n<h3>\u6b63\u898f\u8868\u73fe\u30c7\u30d0\u30c3\u30b0\u30c4\u30fc\u30eb<\/h3>\n<p>\u6b63\u898f\u8868\u73fe\u30c7\u30d0\u30c3\u30b0\u30c4\u30fc\u30eb\u306f\u3001PHP\u306epreg\u7cfb\u306e\u6b63\u898f\u8868\u73fe\u3092\u30c6\u30b9\u30c8\u3059\u308b\u305f\u3081\u306e\u30c4\u30fc\u30eb\u3067\u3059\u3002<\/p>\n<p>LANDHERE \u6b63\u898f\u8868\u73fe\u30c7\u30d0\u30c3\u30b0\u30c4\u30fc\u30eb\uff1a<a href=\"http:\/\/landhere.jp\/services\/etc\/preg_test.php\" target=\"_blank\" rel=\"noopener noreferrer\">http:\/\/landhere.jp\/services\/etc\/preg_test.php<\/a><\/p>\n<p>\u30d1\u30bf\u30fc\u30f3\u4fee\u98fe\u5b50\u306e\u4e00\u89a7\u3082\u8a73\u7d30\u306b\u8aac\u660e\u3057\u3066\u3044\u307e\u3059\u306e\u3067\u3001\u6b63\u898f\u8868\u73fe\u306b\u3064\u3044\u3066\u4e0d\u6163\u308c\u306a\u65b9\u306f\u4e00\u8aad\u3055\u308c\u308b\u3053\u3068\u3092\u30aa\u30b9\u30b9\u30e1\u3057\u307e\u3059\u3002\u307e\u305f\u3001\u6700\u65b0\u306ePHP\u3067\u306f\u975e\u5bfe\u5fdc\u3068\u306a\u3063\u305f\u30d1\u30bf\u30fc\u30f3\u4fee\u98fe\u5b50\u300ce\u300d\u306f\u4f7f\u7528\u3067\u304d\u306a\u3044\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-large wp-image-22357\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/05\/pettern-640x283.png\" alt=\"pettern\" width=\"640\" height=\"283\" srcset=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/05\/pettern-640x283.png 640w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/05\/pettern-150x66.png 150w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/05\/pettern-300x133.png 300w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/05\/pettern.png 700w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><div class=\"img-caption\">\u5f15\u7528\u5143\uff1aLANDHERE \u6b63\u898f\u8868\u73fe\u30c7\u30d0\u30c3\u30b0\u30c4\u30fc\u30eb <a href=\"http:\/\/landhere.jp\/services\/etc\/preg_test.php\">http:\/\/landhere.jp\/services\/etc\/preg_test.php<\/a><\/div><\/p>\n<h2>PHP\u306b\u3064\u3044\u3066\u3082\u3063\u3068\u77e5\u308a\u305f\u3044\u65b9\u3078<\/h2>\n<p>\u3044\u304b\u304c\u3067\u3057\u305f\u304b\uff1f<\/p>\n<p>PHP\u306f\u3055\u307e\u3056\u307e\u3067\u65b9\u6cd5\u3067\u6b63\u898f\u8868\u73fe\u3067\u691c\u7d22\u3067\u304d\u308b\u3053\u3068\u3084\u3001\u516c\u5f0f\u3067\u4fbf\u5229\u306a\u30c1\u30a7\u30c3\u30af\u30c4\u30fc\u30eb\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u306d\uff01<\/p>\n<p>\u300cPHP\u306b\u3064\u3044\u3066\u5b9f\u306f\u3044\u307e\u3044\u3061\u308f\u304b\u3063\u3066\u3044\u306a\u3044\u30fb\u30fb\u30fb\u300d\u300c\u3082\u3063\u3068PHP\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u77e5\u308a\u305f\u3044\uff01\u300d\u3068\u601d\u3063\u3066\u3044\u308b\u65b9\u306f\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3082\u53c2\u8003\u306b\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<br 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