{"id":49378,"date":"2018-04-27T16:32:36","date_gmt":"2018-04-27T07:32:36","guid":{"rendered":"https:\/\/www.sejuku.net\/blog\/?p=49378"},"modified":"2024-08-15T14:46:39","modified_gmt":"2024-08-15T05:46:39","slug":"%e3%80%90c%e5%85%a5%e9%96%80%e3%80%91%e6%96%87%e5%ad%97%e5%88%97%e3%82%92%e5%88%86%e5%89%b2%e3%81%99%e3%82%8bsplit%e9%96%a2%e6%95%b0%e3%81%ae%e5%ae%9f%e8%a3%85","status":"publish","type":"post","link":"https:\/\/www.sejuku.net\/blog\/49378","title":{"rendered":"\u3010C++\u5165\u9580\u3011\u6587\u5b57\u5217\u3092\u5206\u5272\u3059\u308bsplit\u95a2\u6570\u306e\u5b9f\u88c5"},"content":{"rendered":"<p>C++\u3067\u306fsplit\u95a2\u6570\u304c\u5b58\u5728\u3057\u306a\u3044\u306e\u3067\u3001<b>string\u3092\u4f7f\u3063\u3066\u6587\u5b57\u5217\u3092\u5206\u5272\u3057\u3066vector\u306b\u5909\u63db\u3059\u308b\u5834\u5408\u306b\u306f\u81ea\u5206\u3067\u5b9f\u88c5\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059<\/b>\u3002<\/p>\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001<br \/>\n<div class=\"box01\"><\/p>\n<ul>\n<li><b>split\u95a2\u6570\u3068\u306f<\/b><\/li>\n<li><b>find_first_of\u95a2\u6570\u3092\u4f7f\u3063\u305f\u5b9f\u88c5<\/b><\/li>\n<li><b>\u6b63\u898f\u8868\u73fe\u3092\u4f7f\u3063\u305f\u5b9f\u88c5<\/b><\/li>\n<li><b>\u6642\u9593\u8a08\u6e2c\u3092\u3057\u3066\u3069\u308c\u304c\u4e00\u756a\u52b9\u7387\u7684\u304b<\/b><\/li>\n<\/ul>\n<\/div>\n<p>\u306a\u3069\u306e\u57fa\u672c\u7684\u306a\u5185\u5bb9\u304b\u3089\u3001\u5fdc\u7528\u7684\u306a\u4f7f\u3044\u65b9\u306b\u3064\u3044\u3066\u3082\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n<h2>split\u95a2\u6570\u3068\u306f<\/h2>\n<p>Javascript\u306a\u3069\u306e\u4ed6\u306e\u591a\u304f\u306e\u8a00\u8a9e\u3067\u306fsplit\u95a2\u6570\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u95a2\u6570\u306f\u3001<b>\u6587\u5b57\u5217\u304b\u3089&#8221;,&#8221;(\u30ab\u30f3\u30de)\u306a\u3069\u306e\u533a\u5207\u308a\u6587\u5b57\u3067\u533a\u5207\u3063\u3066\u914d\u5217\u306b\u3059\u308b\u305f\u3081\u306b\u4f7f\u3044\u307e\u3059<\/b>\u3002<\/p>\n<p>\u3057\u304b\u3057\u3001C++\u3067\u306fsplit\u95a2\u6570\u306f\u5b9f\u88c5\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002\u305d\u306e\u305f\u3081\u3001\u81ea\u5206\u3067\u5b9f\u88c5\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3055\u3089\u306b\u3001\u3069\u306e\u65b9\u6cd5\u3067\u5b9f\u88c5\u3057\u305fsplit\u95a2\u6570\u304c\u4e00\u756a\u65e9\u3044\u306e\u304b\u3082\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n<h2>find_first_of\u3067\u5b9f\u88c5\u3059\u308b\u65b9\u6cd5<\/h2>\n<p>C++\u3067\u306f\u3001\u6587\u5b57\u5217\u304b\u3089\u7279\u5b9a\u306e\u6587\u5b57\u3092\u691c\u7d22\u3059\u308b\u305f\u3081\u306b\u3001find_first_of\u95a2\u6570\u3092\u4f7f\u3044\u307e\u3059\u3002\u3053\u308c\u3092\u4f7f\u3044\u3001\u533a\u5207\u308a\u6587\u5b57\u304c\u898b\u3064\u304b\u3063\u305f\u3068\u3053\u308d\u307e\u3067\u6587\u5b57\u5217\u3092\u53d6\u5f97\u3057\u3066vector\u306b\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n<p>vector\u3068\u3044\u3046\u306e\u306f\u3001<b>\u9577\u3055\u3092\u5909\u3048\u308b\u3053\u3068\u306e\u3067\u304d\u308b\u914d\u5217<\/b>\u306e\u3053\u3068\u3067\u3059\u3002\u6307\u5b9a\u3057\u305f\u533a\u5207\u308a\u6587\u5b57\u3067\u6587\u5b57\u5217\u3092\u533a\u5207\u308bsplit\u95a2\u6570\u3092\u5b9f\u88c5\u3059\u308b\u65b9\u6cd5\u3092\u6b21\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u78ba\u8a8d\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre class=\"lang:c++ decode:true \">#include &lt;iostream&gt;\r\n#include &lt;string&gt;\r\n#include &lt;vector&gt;\r\n\r\nstd::vector&lt;std::string&gt; split(std::string str, char del) {\r\n    int first = 0;\r\n    int last = str.find_first_of(del);\r\n\r\n    std::vector&lt;std::string&gt; result;\r\n\r\n    while (first &lt; str.size()) {\r\n        std::string subStr(str, first, last - first);\r\n\r\n        result.push_back(subStr);\r\n\r\n        first = last + 1;\r\n        last = str.find_first_of(del, first);\r\n\r\n        if (last == std::string::npos) {\r\n            last = str.size();\r\n        }\r\n    }\r\n\r\n    return result;\r\n}\r\n\r\nint main() {\r\n    std::string str = \"samurai,engineer,programmer,se\";\r\n    char del = ',';\r\n\r\n    for (const auto subStr : split(str, del)) {\r\n        std::cout &lt;&lt; subStr &lt;&lt; 'n';\r\n    }\r\n\r\n    return 0;\r\n}\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 \">samurai\r\nengineer\r\nprogrammer\r\nse<\/pre>\n<p>find_first_of\u95a2\u6570\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u77e5\u308a\u305f\u3044\u304b\u305f\u306f\u3001\u3053\u3061\u3089\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n            <a href=\"https:\/\/www.sejuku.net\/blog\/49318\" 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\/04\/image-101-150x86.jpg\">\n                    <\/div>\n                    <div class=\"blog-card-title-wrap\">\n                    <div class=\"blog-card-title\">\u3010C++\u5165\u9580\u3011\u6587\u5b57\u5217\u3092\u691c\u7d22\u3059\u308bfind\u95a2\u6570(\u5168\u691c\u7d22\u3001\u6b63\u898f\u8868\u73fe)<\/div>\n                    <div class=\"blog-card-update-date\">\u66f4\u65b0\u65e5\uff1a2024\u5e748\u670815\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n<p>vector\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u77e5\u308a\u305f\u3044\u65b9\u306f\u3053\u3061\u3089\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n            <a href=\"https:\/\/www.sejuku.net\/blog\/48660\" 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\/04\/image-62-150x86.jpg\">\n                    <\/div>\n                    <div class=\"blog-card-title-wrap\">\n                    <div class=\"blog-card-title\">\u3010C++\u5165\u9580\u3011vector\u578b\u306e\u5ba3\u8a00\u3068\u95a2\u6570\u306e\u4f7f\u3044\u65b9\u7dcf\u307e\u3068\u3081(algorithm)<\/div>\n                    <div class=\"blog-card-update-date\">\u66f4\u65b0\u65e5\uff1a2024\u5e748\u670815\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n<h2>for\u6587\u3067\u5b9f\u88c5\u3059\u308b\u65b9\u6cd5<\/h2>\n<p>\u6b21\u306b\u3001find\u95a2\u6570\u3092\u4f7f\u308f\u305a\u306b\u6587\u5b57\u5217\u30921\u6587\u5b57\u305a\u3064\u78ba\u8a8d\u3059\u308b\u65b9\u6cd5\u3067\u5b9f\u88c5\u3057\u307e\u3059\u3002<\/p>\n<p>\u307e\u305a\u3001\u6587\u5b57\u5217\u3092\u4e00\u6642\u7684\u306b\u4fdd\u7ba1\u3059\u308bsubStr\u3068\u3044\u3046\u5909\u6570\u3092\u4f5c\u308a\u307e\u3059\u3002\u6b21\u306b\u3001\u7bc4\u56f2for\u6587\u3092\u4f7f\u3063\u3066\u6587\u5b57\u5217\u304b\u3089\u6587\u5b57\u3092\u4e00\u3064\u3065\u3064\u53d6\u308a\u51fa\u3057\u3001\u6587\u5b57\u304c\u30ab\u30f3\u30de\u306a\u3069\u306e\u533a\u5207\u308a\u6587\u5b57\u304b\u3069\u3046\u304b\u3092\u8abf\u3079\u307e\u3059\u3002<\/p>\n<p>\u305d\u3057\u3066\u305d\u306e\u6587\u5b57\u304c\u533a\u5207\u308a\u6587\u5b57\u304c\u898b\u3064\u304b\u308b\u307e\u3067subStr\u306b\u6587\u5b57\u3092\u8ffd\u52a0\u3057\u3066\u3044\u304d\u3001\u533a\u5207\u308a\u6587\u5b57\u306e\u5834\u5408\u306f\u305d\u3053\u307e\u3067\u306esubStr\u3092\u914d\u5217\u306b\u8ffd\u52a0\u3057\u3001subStr\u306e\u4e2d\u8eab\u3092\u524a\u9664\u3057\u307e\u3059\u3002<\/p>\n<p>\u305d\u308c\u3092\u6587\u5b57\u5217\u306e\u6700\u5f8c\u307e\u3067\u7d9a\u3051\u3066\u3044\u304f\u3068\u3001\u914d\u5217\u306e\u5f8c\u308d\u306b1\u3064\u3065\u3064\u6587\u5b57\u5217\u304c\u8ffd\u52a0\u3055\u308c\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"lang:c++ decode:true \">#include &lt;iostream&gt;\r\n#include &lt;string&gt;\r\n#include &lt;vector&gt;\r\n\r\nstd::vector&lt;std::string&gt; split(std::string str, char del) {\r\n    std::vector&lt;std::string&gt; result;\r\n    std::string subStr;\r\n\r\n    for (const char c : str) {\r\n        if (c == del) {\r\n            result.push_back(subStr);\r\n            subStr.clear();\r\n        }else {\r\n            subStr += c;\r\n        }\r\n    }\r\n\r\n    result.push_back(subStr);\r\n    return result;\r\n}\r\n\r\nint main() {\r\n    std::string str = \"samurai,engineer,programmer,se\";\r\n    char del = ',';\r\n\r\n    for (const auto subStr : split(str, del)) {\r\n        std::cout &lt;&lt; subStr &lt;&lt; 'n';\r\n    }\r\n\r\n    return 0;\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 \">samurai\r\nengineer\r\nprogrammer\r\nse<\/pre>\n<h2>\u6b63\u898f\u8868\u73fe\u3092\u4f7f\u3063\u3066\u5b9f\u88c5\u3059\u308b\u65b9\u6cd5<\/h2>\n<p>\u6b63\u898f\u8868\u73fe\u3092\u4f7f\u3046\u3053\u3068\u3067\u3082\u5b9f\u88c5\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u6b63\u898f\u8868\u73fe\u3092\u4f7f\u3063\u3066\u691c\u7d22\u3059\u308b\u306b\u306f\u3001regex_search\u95a2\u6570\u3092\u4f7f\u3044\u307e\u3059\u3002regex_search\u95a2\u6570\u3092\u4f7f\u3046\u306b\u306f\u3001regex\u3068\u3044\u3046\u30e9\u30a4\u30d6\u30e9\u30ea\u30fc\u3092\u30a4\u30f3\u30af\u30eb\u30fc\u30c9\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u308c\u3092\u4f7f\u3046\u3053\u3068\u3067\u3001\u6587\u5b57\u5217\u304b\u3089\u7c21\u5358\u306b\u6570\u5024\u306e\u307f\u3092\u53d6\u308a\u51fa\u3057\u305f\u308a\u3001\u7279\u5b9a\u306e\u6587\u5b57\u3067\u533a\u5207\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"lang:c++ decode:true \">#include &lt;iostream&gt;\r\n#include &lt;string&gt;\r\n#include &lt;vector&gt;\r\n#include &lt;regex&gt;\r\n\r\nstd::vector&lt;std::string&gt; split(std::string str, char del) {\r\n    std::vector&lt;std::string&gt; result;\r\n    std::string searchStr = std::string(\"(w+)(\") + del + ')';\r\n\r\n    std::regex re(searchStr);\r\n    std::smatch m;\r\n\r\n    while (std::regex_search(str, m, re)) {\r\n        result.push_back(m[1].str());\r\n\r\n        str = m.suffix();\r\n    }\r\n\r\n    result.push_back(str);\r\n\r\n    return result;\r\n}\r\n\r\nint main() {\r\n    std::string str = \"samurai,engineer,programmer,se\";\r\n    char del = ',';\r\n\r\n    for (const auto subStr : split(str, del)) {\r\n        std::cout &lt;&lt; subStr &lt;&lt; 'n';\r\n    }\r\n\r\n    return 0;\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 \">samurai\r\nengineer\r\nprogrammer\r\nse<\/pre>\n<h2>\u3069\u308c\u304c\u4e00\u756a\u901f\u3044\u304b\uff1f<\/h2>\n<p>\u3055\u3066\u3001\u3053\u308c\u307e\u3067\u69d8\u3005\u306a\u65b9\u6cd5\u3067split\u95a2\u6570\u3092\u5b9f\u88c5\u3057\u3066\u304d\u307e\u3057\u305f\u304c\u3001\u3069\u308c\u304c\u5b9f\u7528\u7684\u306a\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n<p>\u305d\u3053\u3067\u3001\u51e6\u7406\u306b\u304b\u304b\u308b\u6642\u9593\u3092\u8a08\u6e2c\u3057\u3066\u307f\u307e\u3059\u3002\u8a08\u6e2c\u306e\u305f\u3081\u3001\u3072\u3068\u3064\u306f\u30011\u6587\u5b57\u305a\u3064&#8221;,&#8221;\uff08\u30ab\u30f3\u30de\uff09\u3067\u533a\u5207\u308c\u3066\u3044\u308b\u6587\u5b57\u5217\u3092\u8272\u3005\u306asplit\u95a2\u6570\u3092\u4f7f\u3063\u3066\u8a08\u6e2c\u3059\u308b\u3002<\/p>\n<p>\u3082\u3046\u4e00\u3064\u306f\u3001\uff11\u533a\u5207\u308a\u305a\u3064\u306e\u6587\u5b57\u6570\u304c\u5927\u304d\u3044\u6587\u5b57\u5217\u3092\u4f7f\u3063\u3066\u8a08\u6e2c\u3057\u3066\u307f\u307e\u3059\u3002\u4eca\u56de\u3001\u8a08\u6e2c\u306e\u305f\u3081\u306b\u306ftime.h\u3068\u3044\u3046\u30e9\u30a4\u30d6\u30e9\u30ea\u306eclock\u95a2\u6570\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"lang:c++ decode:true \">#include &lt;iostream&gt;\r\n#include &lt;string&gt;\r\n#include &lt;vector&gt;\r\n#include &lt;regex&gt;\r\n#include &lt;time.h&gt;\r\n\r\nstd::vector&lt;std::string&gt; split_find(std::string str, char del) {\r\n    int first = 0;\r\n    int last = str.find_first_of(del);\r\n\r\n    std::vector&lt;std::string&gt; result;\r\n\r\n    while (first &lt; str.size()) {\r\n        std::string subStr(str, first, last - first);\r\n\r\n        result.push_back(subStr);\r\n\r\n        first = last + 1;\r\n        last = str.find_first_of(del, first);\r\n\r\n        if (last == std::string::npos) {\r\n            last = str.size();\r\n        }\r\n    }\r\n\r\n    return result;\r\n}\r\n\r\nstd::vector&lt;std::string&gt; split_for(std::string str, char del) {\r\n    std::vector&lt;std::string&gt; result;\r\n    std::string subStr;\r\n\r\n    for (const char c:str) {\r\n        if (c == del) {\r\n            result.push_back(subStr);\r\n            subStr.clear();\r\n        }else {\r\n            subStr += c;\r\n        }\r\n    }\r\n\r\n    result.push_back(subStr);\r\n    return result;\r\n}\r\n\r\nstd::vector&lt;std::string&gt; split_regex(std::string str, char del) {\r\n    std::vector&lt;std::string&gt; result;\r\n    std::string searchStr = std::string(\"(w+)(\") + del + ')';\r\n\r\n    std::regex re(searchStr);\r\n    std::smatch m;\r\n\r\n    while (std::regex_search(str, m, re)) {\r\n        result.push_back(m[1].str());\r\n\r\n        str = m.suffix();\r\n    }\r\n\r\n    result.push_back(str);\r\n\r\n    return result;\r\n}\r\n\r\nint main() {\r\n    std::string shortSplitedStr;\r\n    std::string longSplitedStr;\r\n    char del = ',';\r\n    char c = 'a';\r\n\r\n    const int N = 100000;\r\n    const int M = 100;\r\n\r\n    for (int i = 0; i &lt; N; i++) {\r\n        shortSplitedStr.push_back(del + c);\r\n    }\r\n\r\n    for (int i = 0; i &lt; M; i++) {\r\n        longSplitedStr += std::string(N, c) + del;\r\n    }\r\n\r\n    std::cout &lt;&lt; \"\u7d30\u304b\u304f\u5207\u308c\u305f\u6587\u5b57\u5217\u3092\u533a\u5207\u308bn\";\r\n\r\n    {\r\n        clock_t start = clock();\r\n        split_find(shortSplitedStr, del);\r\n        clock_t end = clock();\r\n        std::cout &lt;&lt; \"find\u95a2\u6570\u3092\u4f7f\u3046\u3068\u3001\" &lt;&lt; (double)(end - start) \/ CLOCKS_PER_SEC &lt;&lt; \"\u79d2.n\";\r\n    }\r\n    {\r\n        clock_t start = clock();\r\n        split_for(shortSplitedStr, del);\r\n        clock_t end = clock();\r\n        std::cout &lt;&lt; \"1\u6587\u5b57\u305a\u3064\u307f\u3066\u3044\u304f\u3068\u3001\" &lt;&lt; (double)(end - start) \/ CLOCKS_PER_SEC &lt;&lt; \"\u79d2.n\";\r\n    }\r\n    {\r\n        clock_t start = clock();\r\n        split_regex(shortSplitedStr, del);\r\n        clock_t end = clock();\r\n        std::cout &lt;&lt; \"\u6b63\u898f\u8868\u73fe\u3092\u4f7f\u3046\u3068\u3001\" &lt;&lt; (double)(end - start) \/ CLOCKS_PER_SEC &lt;&lt; \"\u79d2.n\";\r\n    }\r\n\r\n    std::cout &lt;&lt; \"n\uff11\u533a\u5207\u308a\u304c\u9577\u3044\u6587\u5b57\u5217\u3092\u533a\u5207\u308bn\";\r\n\r\n    {\r\n        clock_t start = clock();\r\n        split_find(longSplitedStr, del);\r\n        clock_t end = clock();\r\n        std::cout &lt;&lt; \"find\u95a2\u6570\u3092\u4f7f\u3046\u3068\u3001\" &lt;&lt; (double)(end - start) \/ CLOCKS_PER_SEC &lt;&lt; \"\u79d2.n\";\r\n    }\r\n    {\r\n        clock_t start = clock();\r\n        split_for(longSplitedStr, del);\r\n        clock_t end = clock();\r\n        std::cout &lt;&lt; \"1\u6587\u5b57\u305a\u3064\u307f\u3066\u3044\u304f\u3068\u3001\" &lt;&lt; (double)(end - start) \/ CLOCKS_PER_SEC &lt;&lt; \"\u79d2.n\";\r\n    }\r\n    {\r\n        clock_t start = clock();\r\n        split_regex(longSplitedStr, del);\r\n        clock_t end = clock();\r\n        std::cout &lt;&lt; \"\u6b63\u898f\u8868\u73fe\u3092\u4f7f\u3046\u3068\u3001\" &lt;&lt; (double)(end - start) \/ CLOCKS_PER_SEC &lt;&lt; \"\u79d2.n\";\r\n    }\r\n\r\n    return 0;\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 \">\u7d30\u304b\u304f\u5207\u308c\u305f\u6587\u5b57\u5217\u3092\u533a\u5207\u308b\r\nfind\u95a2\u6570\u3092\u4f7f\u3046\u3068\u30010.000287\u79d2.\r\n1\u6587\u5b57\u305a\u3064\u307f\u3066\u3044\u304f\u3068\u30010.001314\u79d2.\r\n\u6b63\u898f\u8868\u73fe\u3092\u4f7f\u3046\u3068\u30010.197776\u79d2.\r\n\r\n\uff11\u533a\u5207\u308a\u304c\u9577\u3044\u6587\u5b57\u5217\u3092\u533a\u5207\u308b\r\nfind\u95a2\u6570\u3092\u4f7f\u3046\u3068\u30010.01828\u79d2.\r\n1\u6587\u5b57\u305a\u3064\u307f\u3066\u3044\u304f\u3068\u30010.125721\u79d2.\r\n\u6b63\u898f\u8868\u73fe\u3092\u4f7f\u3046\u3068\u300114.2955\u79d2.<\/pre>\n<p>\u3053\u306e\u7d50\u679c\u3092\u307f\u3066\u307f\u308b\u3068\u3001find\u95a2\u6570\u3092\u4f7f\u3063\u305f\u65b9\u6cd5\u304c\u4e00\u756a\u901f\u3044\u3068\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<p>\u307e\u305f\u3001\u6b63\u898f\u8868\u73fe\u3092\u4f7f\u3063\u305f\u3084\u308a\u65b9\u304c\u4e00\u756a\u9045\u3044\u3053\u3068\u3082\u308f\u304b\u308a\u307e\u3059\u3002\u305f\u3060\u3001\u5b9f\u7528\u4e0a\u306f\u3069\u308c\u3092\u4f7f\u3063\u3066\u3082\u3042\u307e\u308a\u5909\u308f\u3089\u306a\u3044\u7a0b\u5ea6\u306e\u5dee\u3067\u3059\u306e\u3067\u3001\u3042\u307e\u308a\u6c17\u306b\u3057\u306a\u304f\u3066\u3082\u3044\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n<h2>\u307e\u3068\u3081<\/h2>\n<p>\u3044\u304b\u304c\u3060\u3063\u305f\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n<p>\u4eca\u56de\u306fsplit\u95a2\u6570\u3092\u5b9f\u88c5\u3059\u308b\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3057\u305f\u3002\u6587\u5b57\u5217\u3092\u533a\u5207\u308a\u3001vector\u306b\u5909\u63db\u3057\u305f\u3044\u3068\u304d\u306a\u3069\u306b\u4f7f\u3063\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u3082\u3057\u3001\u6587\u5b57\u5217\u304b\u3089\u914d\u5217\u3092\u4f5c\u308b\u65b9\u6cd5\u3092\u5fd8\u308c\u3066\u3057\u307e\u3063\u305f\u3089\u3053\u306e\u8a18\u4e8b\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>C++\u3067\u306fsplit\u95a2\u6570\u304c\u5b58\u5728\u3057\u306a\u3044\u306e\u3067\u3001string\u3092\u4f7f\u3063\u3066\u6587\u5b57\u5217\u3092\u5206\u5272\u3057\u3066vector\u306b\u5909\u63db\u3059\u308b\u5834\u5408\u306b\u306f\u81ea\u5206\u3067\u5b9f\u88c5\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001 split\u95a2\u6570\u3068\u306f find_first_of\u95a2\u6570\u3092\u4f7f\u3063\u305f\u5b9f\u88c5  [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":49379,"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":[24310],"tags":[1239],"class_list":["post-49378","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-c-plusplus","tag-c-2"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u3010C++\u5165\u9580\u3011\u6587\u5b57\u5217\u3092\u5206\u5272\u3059\u308bsplit\u95a2\u6570\u306e\u5b9f\u88c5 | \u4f8d\u30a8\u30f3\u30b8\u30cb\u30a2\u30d6\u30ed\u30b0<\/title>\n<meta name=\"description\" content=\"\u3053\u306e\u8a18\u4e8b\u3067\u306f\u300c 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