{"id":29799,"date":"2024-03-18T22:21:20","date_gmt":"2024-03-18T13:21:20","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/stdbind%e3%81%afc%e3%81%a7%e4%bd%95%e3%81%a7%e3%81%99%e3%81%8b%e3%80%82\/"},"modified":"2024-03-22T21:50:35","modified_gmt":"2024-03-22T12:50:35","slug":"stdbind%e3%81%afc%e3%81%a7%e4%bd%95%e3%81%a7%e3%81%99%e3%81%8b%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/stdbind%e3%81%afc%e3%81%a7%e4%bd%95%e3%81%a7%e3%81%99%e3%81%8b%e3%80%82\/","title":{"rendered":"std::bind\u306fC++\u3067\u4f55\u3067\u3059\u304b\u3002"},"content":{"rendered":"<p>std::bind\u306fC++\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u306b\u542b\u307e\u308c\u308b\u95a2\u6570\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3067\u3042\u308a\u3001\u95a2\u6570\u306e\u5f15\u6570\u3092\u30d0\u30a4\u30f3\u30c9\u3057\u3066\u3001\u547c\u3073\u51fa\u3057\u53ef\u80fd\u306a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\uff08\u95a2\u6570\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3001\u95a2\u6570\u30dd\u30a4\u30f3\u30bf\u3001\u307e\u305f\u306f\u30e1\u30f3\u30d0\u30fc\u95a2\u6570\u30dd\u30a4\u30f3\u30bf\uff09\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n<p>std::bind\u306e\u95a2\u6570\u7f72\u540d\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\uff1a<br \/>\ntemplate&lt; class F, class&#8230; Args &gt;<br \/>\nunspecified bind( F&amp;&amp; f, Args&amp;&amp;&#8230; args );<\/p>\n<p>F\u306f\u3001\u95a2\u6570\u3001\u95a2\u6570\u30dd\u30a4\u30f3\u30bf\u3001\u307e\u305f\u306f\u30e1\u30f3\u30d0\u95a2\u6570\u30dd\u30a4\u30f3\u30bf\u3092\u30d0\u30a4\u30f3\u30c9\u3059\u308b\u3053\u3068\u3092\u793a\u3057\u3001Args\u306f\u30d0\u30a4\u30f3\u30c9\u3059\u308b\u5f15\u6570\u3092\u793a\u3059\u3002<\/p>\n<p>std::bind\u306f\u3001\u95a2\u6570\u306e\u5f15\u6570\u3092\u30d0\u30a4\u30f3\u30c9\u3057\u3066\u65b0\u3057\u3044\u547c\u3073\u51fa\u3057\u53ef\u80fd\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u751f\u6210\u3057\u3001\u305d\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f7f\u3063\u3066\u5143\u306e\u95a2\u6570\u3092\u9045\u5ef6\u547c\u3073\u51fa\u3057\u3057\u3001\u30d0\u30a4\u30f3\u30c9\u3055\u308c\u305f\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u6e21\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u3002std::bind\u3092\u4f7f\u3046\u3053\u3068\u3067\u3001\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u4e00\u90e8\u3092\u30d0\u30a4\u30f3\u30c9\u3057\u305f\u308a\u3001\u95a2\u6570\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u9069\u5408\u3055\u305b\u305f\u308a\u3001\u95a2\u6570\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u518d\u914d\u7f6e\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n<p>std::bind\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u30d8\u30c3\u30c0\u30fc\u30d5\u30a1\u30a4\u30eb\u3092\u542b\u3081\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3067\u3059\uff1a<\/p>\n<p>#include<\/p>\n<p>\u300c\u30a4\u30f3\u30af\u30eb\u30fc\u30c9\u3059\u308b\u300d<\/p>\n<p>void foo(int a, int b) {<br \/>\nstd::cout &lt;&lt; a &lt;&lt; &#8221; + &#8221; &lt;&lt; b &lt;&lt; &#8221; = &#8221; &lt;&lt; a + b &lt;&lt; std::endl;<br \/>\n}<\/p>\n<p>void foo(int a, int b) {<br \/>\nstd::cout &lt;&lt; a &lt;&lt; &#8220;\u3068&#8221; &lt;&lt; b &lt;&lt; &#8220;\u306e\u5408\u8a08\u306f&#8221; &lt;&lt; a + b &lt;&lt; &#8220;\u3067\u3059\u3002&#8221; &lt;&lt; std::endl;<br \/>\n}<\/p>\n<p>int main() {<br \/>\nauto bindFunc = std::bind(foo, std::placeholders::_1, 2);<br \/>\nbindFunc(3);<br \/>\n}<\/p>\n<pre class=\"post-pre\"><code>return 0;\r\n<\/code><\/pre>\n<p>\u5f7c\u306f\u5927\u5b66\u3067\u65e5\u672c\u8a9e\u3092\u5b66\u3093\u3067\u3044\u307e\u3059\u3002<\/p>\n<p>\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u3067\u306f\u3001std::bind\u3092\u4f7f\u7528\u3057\u3066\u3001\u95a2\u6570foo\u306e\u6700\u521d\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u30d7\u30ec\u30fc\u30b9\u30db\u30eb\u30c0\u30fc_1\u306b\u30d0\u30a4\u30f3\u30c9\u3057\u30012\u756a\u76ee\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30922\u306b\u30d0\u30a4\u30f3\u30c9\u3057\u3001\u65b0\u3057\u3044\u547c\u3073\u51fa\u3057\u53ef\u80fd\u30aa\u30d6\u30b8\u30a7\u30af\u30c8bindFunc\u3092\u751f\u6210\u3057\u307e\u3059\u3002 bindFunc\u3092\u547c\u3073\u51fa\u3059\u3068\u3001\u5b9f\u969b\u306b\u306ffoo(3, 2)\u304c\u547c\u3073\u51fa\u3055\u308c\u3001\u7d50\u679c\u3068\u3057\u3066\u300c3 + 2 = 5\u300d\u304c\u51fa\u529b\u3055\u308c\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>std::bind\u306fC++\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u306b\u542b\u307e\u308c\u308b\u95a2\u6570\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3067\u3042\u308a\u3001\u95a2\u6570\u306e\u5f15\u6570\u3092\u30d0\u30a4\u30f3\u30c9\u3057\u3066\u3001\u547c\u3073\u51fa\u3057\u53ef\u80fd\u306a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\uff08\u95a2\u6570\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3001\u95a2\u6570\u30dd\u30a4\u30f3\u30bf\u3001\u307e\u305f\u306f\u30e1\u30f3\u30d0\u30fc\u95a2\u6570\u30dd\u30a4\u30f3\u30bf\uff09\u3092\u8fd4\u3057\u307e\u3059\u3002 std::bind [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-29799","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>std::bind\u306fC++\u3067\u4f55\u3067\u3059\u304b\u3002 - 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\/stdbind\u306fc\u3067\u4f55\u3067\u3059\u304b\u3002\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" 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