{"id":3656,"date":"2012-08-17T13:27:33","date_gmt":"2012-08-16T19:27:33","guid":{"rendered":"http:\/\/www.moonmile.net\/blog\/archives\/3656"},"modified":"2012-08-17T13:28:15","modified_gmt":"2012-08-17T04:28:15","slug":"c-%e8%a9%a6%e3%81%97%e3%81%ab%e3%83%87%e3%82%af%e3%83%aa%e3%83%a1%e3%83%b3%e3%83%88%e4%bb%98%e3%81%8d%e3%81%ae-bool-%e5%9e%8b%e3%82%92%e5%ae%9f%e8%a3%85%e3%81%97%e3%81%a6%e3%81%bf%e3%82%8b","status":"publish","type":"post","link":"http:\/\/www.moonmile.net\/blog\/archives\/3656","title":{"rendered":"[C++] \u8a66\u3057\u306b\u30c7\u30af\u30ea\u30e1\u30f3\u30c8\u4ed8\u304d\u306e bool \u578b\u3092\u5b9f\u88c5\u3057\u3066\u307f\u308b"},"content":{"rendered":"<p>VC++2010 \u306e bool \u5024\u306e\u52d5\u304d\u304c\u3001false -&gt; true -&gt; true \u306a\u306e\u3060\u304b\u3089\u3001\u305d\u308c\u306b\u5408\u308f\u305b\u3066\u30c7\u30af\u30ea\u30e1\u30f3\u30c8\u3092\u4f5c\u3063\u3066\u307f\u308b\u3002<\/p>\n<pre class=\"brush: csharp; title: ; notranslate\" title=\"\">\r\nclass BOOL\r\n{\r\n\tbool _b ;\t\/\/ \u5185\u90e8\u3067\u30d6\u30fc\u30eb\u5024\u3092\u6301\u3064www\r\npublic:\r\n\tBOOL( bool b = false ) {\r\n\t\t_b = b;\r\n\t}\r\n\t\/\/ bool\u578b\u3078\u30ad\u30e3\u30b9\u30c8\r\n\toperator bool() {\r\n\t\treturn _b ;\r\n\t}\r\n\t\/\/ bool\u578b\u304b\u3089\u4ee3\u5165\r\n\tBOOL& operator =( bool b ) {\r\n\t\t_b = b;\r\n\t\treturn *this;\r\n\t}\r\n\t\/\/ \u524d\u7f6e\u30a4\u30f3\u30af\u30ea\u30e1\u30f3\u30c8\r\n\tBOOL& operator ++() {\r\n\t\t_b = true;\r\n\t\treturn *this;\r\n\t}\r\n\t\/\/ \u5f8c\u7f6e\u30a4\u30f3\u30af\u30ea\u30e1\u30f3\u30c8\r\n\tBOOL operator ++(int) {\r\n\t\tBOOL b; b._b = _b;\r\n\t\t_b = true;\r\n\t\treturn b;\r\n\t}\r\n\t\/\/ \u524d\u7f6e\u30c7\u30af\u30ea\u30e1\u30f3\u30c8\r\n\tBOOL& operator --() {\r\n\t\t_b = false;\r\n\t\treturn *this;\r\n\t}\r\n\t\/\/ \u5f8c\u7f6e\u30c7\u30af\u30ea\u30e1\u30f3\u30c8\r\n\tBOOL operator --(int) {\r\n\t\tBOOL b; b._b = _b;\r\n\t\t_b = false;\r\n\t\treturn b;\r\n\t}\r\n};\r\n<\/pre>\n<p>\u5185\u90e8\u7684\u306b\u3001bool \u5024\u3092\u6301\u3063\u3066\u3044\u308b\u306e\u306f GAG \u3068\u3044\u3046\u304b\u306a\u3093\u3068\u3044\u3046\u304b\u3001\u610f\u5916\u3068\u8a70\u307e\u3089\u306a\u3044\u30b3\u30fc\u30c9\u306b\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3057\u305f\u3002<br \/>\n\u6700\u521d\u306f b |= 1; b &amp;= 0; \u306a\u3053\u3068\u3092\u3084\u308b\u3064\u3082\u308a\u3060\u3063\u305f\u306e\u3067\u3059\u304c\u3001\u5b9f\u306f 0\/1 \u3057\u304b\u5024\u3092\u53d6\u3089\u306a\u3044\u306e\u3060\u304b\u3089\u3001\u76f4\u63a5 false\/ture \u3092\u5165\u308c\u3066\u3057\u307e\u3048\u3070\u826f\u3044\u308f\u3051\u3067\u3059\u3002<\/p>\n<p>\u25a0\u7d50\u679c<\/p>\n<pre class=\"brush: csharp; title: ; notranslate\" title=\"\">\r\n\t\/\/ \u30c7\u30af\u30ea\u30e1\u30f3\u30c8\u304c\u53ef\u80fd\u306abool\u5024\r\n\tBOOL bl = false;\r\n\tcout &lt;&lt; ++bl &lt;&lt; endl;\r\n\tcout &lt;&lt; --bl &lt;&lt; endl;\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>VC++2010 \u306e bool \u5024\u306e\u52d5\u304d\u304c\u3001false -&gt; true -&gt; true \u306a\u306e\u3060\u304b\u3089\u3001\u305d\u308c\u306b\u5408\u308f\u305b\u3066\u30c7\u30af\u30ea\u30e1\u30f3\u30c8\u3092\u4f5c\u3063\u3066\u307f\u308b\u3002 class BOOL { bool _b ; \/\/ \u5185\u90e8\u3067\u30d6\u30fc\u30eb\u5024 &hellip; <a href=\"http:\/\/www.moonmile.net\/blog\/archives\/3656\">\u7d9a\u304d\u3092\u8aad\u3080 <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[22],"tags":[],"class_list":["post-3656","post","type-post","status-publish","format-standard","hentry","category-c"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts\/3656","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/comments?post=3656"}],"version-history":[{"count":1,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts\/3656\/revisions"}],"predecessor-version":[{"id":3657,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts\/3656\/revisions\/3657"}],"wp:attachment":[{"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/media?parent=3656"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/categories?post=3656"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/tags?post=3656"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}