{"id":107344,"date":"2024-03-22T12:31:57","date_gmt":"2024-03-22T03:31:57","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/c-%e3%81%ae-comparenocase-%e9%96%a2%e6%95%b0%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9%e3%81%af%ef%bc%9f\/"},"modified":"2024-03-26T19:38:57","modified_gmt":"2024-03-26T10:38:57","slug":"c-%e3%81%ae-comparenocase-%e9%96%a2%e6%95%b0%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9%e3%81%af%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/c-%e3%81%ae-comparenocase-%e9%96%a2%e6%95%b0%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9%e3%81%af%ef%bc%9f\/","title":{"rendered":"C++ \u306e CompareNoCase() \u95a2\u6570\u306e\u4f7f\u3044\u65b9\u306f\uff1f"},"content":{"rendered":"<p>C++\u3067\u306f\u3001CompareNoCase()\u306f\u6587\u5b57\u306e\u5927\u6587\u5b57\u5c0f\u6587\u5b57\u3092\u7121\u8996\u3057\u305f\u6587\u5b57\u5217\u306e\u6bd4\u8f03\u3092\u884c\u3046\u95a2\u6570\u3067\u3059\u3002\u901a\u5e38\u3001\u6587\u5b57\u306e\u5927\u6587\u5b57\u5c0f\u6587\u5b57\u3092\u533a\u5225\u305b\u305a2\u3064\u306e\u6587\u5b57\u5217\u3092\u6bd4\u8f03\u3059\u308b\u969b\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u95a2\u6570\u306e\u5229\u7528\u65b9\u6cd5\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-function\"><span class=\"hljs-type\">int<\/span> <span class=\"hljs-title\">CompareNoCase<\/span><span class=\"hljs-params\">(<span class=\"hljs-type\">const<\/span> string&amp; str1, <span class=\"hljs-type\">const<\/span> string&amp; str2)<\/span><\/span>;\r\n<\/code><\/pre>\n<p>str1\u3068str2\u306f\u6bd4\u8f03\u3055\u308c\u308b\u3079\u304d2\u3064\u306e\u6587\u5b57\u5217\u3067\u3001\u8fd4\u308a\u5024\u306f\u6574\u6570\u3092\u8868\u3057\u3001\u6bd4\u8f03\u7d50\u679c\u3092\u8868\u3057\u307e\u3059\u3002<\/p>\n<ol>\n<li>str1\u304cstr2\ubcf4\ub2e4(\u5927\u6587\u5b57\u30fb\u5c0f\u6587\u5b57\u3092\u533a\u5225\u305b\u305a\u306b)\u5c0f\u3055\u3044\u5834\u5408\u306f\u3001\u8ca0\u306e\u6570\u3092\u8fd4\u3057\u307e\u3059\u3002<\/li>\n<li>str1\u304cstr2\u3068\u540c\u3058\u5834\u5408\uff08\u5927\u6587\u5b57\u5c0f\u6587\u5b57\u3092\u7121\u8996\uff09\u30010\u3092\u8fd4\u3059\u3002<\/li>\n<li>str1\u304cstr2\u3088\u308a\u5927\u304d\u3044\u5834\u5408\uff08\u5927\u6587\u5b57\u30fb\u5c0f\u6587\u5b57\u3092\u533a\u5225\u3057\u306a\u3044\uff09\u3001\u6b63\u306e\u5024\u3092\u8fd4\u3059\u3002<\/li>\n<\/ol>\n<p>\u4ee5\u4e0b\u306b\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-meta\">#<span class=\"hljs-keyword\">include<\/span> <span class=\"hljs-string\">&lt;iostream&gt;<\/span><\/span>\r\n<span class=\"hljs-meta\">#<span class=\"hljs-keyword\">include<\/span> <span class=\"hljs-string\">&lt;string&gt;<\/span><\/span>\r\n<span class=\"hljs-meta\">#<span class=\"hljs-keyword\">include<\/span> <span class=\"hljs-string\">&lt;algorithm&gt;<\/span><\/span>\r\n\r\n<span class=\"hljs-function\"><span class=\"hljs-type\">int<\/span> <span class=\"hljs-title\">main<\/span><span class=\"hljs-params\">()<\/span> <\/span>{\r\n    std::string str1 = <span class=\"hljs-string\">\"Hello\"<\/span>;\r\n    std::string str2 = <span class=\"hljs-string\">\"WORLD\"<\/span>;\r\n\r\n    <span class=\"hljs-type\">int<\/span> result = <span class=\"hljs-built_in\">stricmp<\/span>(str1.<span class=\"hljs-built_in\">c_str<\/span>(), str2.<span class=\"hljs-built_in\">c_str<\/span>());\r\n\r\n    <span class=\"hljs-keyword\">if<\/span> (result &lt; <span class=\"hljs-number\">0<\/span>) {\r\n        std::cout &lt;&lt; <span class=\"hljs-string\">\"str1 is less than str2\"<\/span> &lt;&lt; std::endl;\r\n    } <span class=\"hljs-keyword\">else<\/span> <span class=\"hljs-keyword\">if<\/span> (result &gt; <span class=\"hljs-number\">0<\/span>) {\r\n        std::cout &lt;&lt; <span class=\"hljs-string\">\"str1 is greater than str2\"<\/span> &lt;&lt; std::endl;\r\n    } <span class=\"hljs-keyword\">else<\/span> {\r\n        std::cout &lt;&lt; <span class=\"hljs-string\">\"str1 is equal to str2\"<\/span> &lt;&lt; std::endl;\r\n    }\r\n\r\n    <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-number\">0<\/span>;\r\n}\r\n<\/code><\/pre>\n<p>\u3053\u306e\u4f8b\u3067\u306f\u30012\u3064\u306e\u6587\u5b57\u5217\u3092\u5927\u5c0f\u3092\u533a\u5225\u305b\u305a\u306b\u6bd4\u8f03\u3059\u308b\u305f\u3081\u306bstricmp()\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002 \u300cHello\u300d\u306f\u300cWORLD\u300d\u3088\u308a\u5c0f\u3055\u3044\u306e\u3067\u3001\u51fa\u529b\u7d50\u679c\u306f\u300cstr1\u306fstr2\u3088\u308a\u5c0f\u3055\u3044\u300d\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>C++\u3067\u306f\u3001CompareNoCase()\u306f\u6587\u5b57\u306e\u5927\u6587\u5b57\u5c0f\u6587\u5b57\u3092\u7121\u8996\u3057\u305f\u6587\u5b57\u5217\u306e\u6bd4\u8f03\u3092\u884c\u3046\u95a2\u6570\u3067\u3059\u3002\u901a\u5e38\u3001\u6587\u5b57\u306e\u5927\u6587\u5b57\u5c0f\u6587\u5b57\u3092\u533a\u5225\u305b\u305a2\u3064\u306e\u6587\u5b57\u5217\u3092\u6bd4\u8f03\u3059\u308b\u969b\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u3053\u306e\u95a2\u6570\u306e\u5229\u7528\u65b9\u6cd5\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002 int [&hellip;]<\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-107344","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>C++ \u306e CompareNoCase() \u95a2\u6570\u306e\u4f7f\u3044\u65b9\u306f\uff1f - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/ja\/blog\/c-\u306e-comparenocase-\u95a2\u6570\u306e\u4f7f\u3044\u65b9\u306f\uff1f\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" 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