{"id":406,"date":"2021-09-17T15:22:52","date_gmt":"1970-01-01T00:00:00","guid":{"rendered":"http:\/\/swift.tecc0.com\/?p=406"},"modified":"2021-09-17T15:22:52","modified_gmt":"1970-01-01T00:00:00","slug":"post-406","status":"publish","type":"post","link":"https:\/\/swift.tecc0.com\/?p=406","title":{"rendered":"Swift\u3067\u30af\u30e9\u30b9\u3092\u6bd4\u8f03\u3059\u308b\u65b9\u6cd5(is, typeof(dynamicType))"},"content":{"rendered":"<p><a href=\"https:\/\/swift.tecc0.com\/?p=334\">\u5909\u6570\u306e\u578b\u3092\u8abf\u3079\u308b\u8a18\u4e8b<\/a>\u3067\u3001<strong>type(of: )<\/strong>\u3092\u7d39\u4ecb\u3057\u305f\u3051\u3069\u3001\u30af\u30e9\u30b9\u306e\u578b\u306b\u3082\u4f7f\u3048\u308b\u3088\u3002<\/p>\n<p>\u4eca\u56de\u306f\u305d\u308c\u30d7\u30e9\u30b9 <strong>is<\/strong> \u306b\u3064\u3044\u3066\u3092\u898b\u3066\u307f\u308b\u3088\u3002<\/p>\n<h3>swift\u3067\u30af\u30e9\u30b9\u3092\u6bd4\u8f03\u3059\u308b<\/h3>\n<pre class=\"lang:swift decode:true\">class Human {\n}\n\n\/\/ Human\u30af\u30e9\u30b9\u3092\u7d99\u627f\nclass Man: Human {\n    let sex = \"man\"\n}\n\nlet man = Man()\n\nprint(man is Man) \/\/ true\nprint(man is Human) \/\/ true\n\nprint(type(of: man)) \/\/ Man<\/pre>\n<p>\u3053\u3093\u306a\u611f\u3058\u3067\u6307\u5b9a\u306e\u30af\u30e9\u30b9\u304b\u3069\u3046\u304b\u3092 <strong>is \u30af\u30e9\u30b9\u540d<\/strong> \u3067\u5224\u5225\u3067\u304d\u308b\u3088\u3002<\/p>\n<p>Human\u3082true\u306b\u306a\u3063\u3066\u308b\u3053\u3068\u304b\u3089\u3001<strong>\u7d99\u627f\u5143(\u30b9\u30fc\u30d1\u30fc\u30af\u30e9\u30b9)\u3082true\u306b\u306a\u308b<\/strong>\u3053\u3068\u304c\u308f\u304b\u308b\u306d\u3002<\/p>\n<p>\u3053\u308c\u306f\u3053\u308c\u3067\u826f\u3044\u3093\u3060\u3051\u3069\u3001\u7279\u5b9a\u306e\u30af\u30e9\u30b9\u306e\u307f\u3092\u5224\u5225\u3057\u305f\u3044\u5834\u5408\u306f<strong>type(of:)<\/strong>\u3092\u4f7f\u3046\u3088\u3002<\/p>\n<h3>\u7d99\u627f\u5143\u3092\u7121\u8996\u3057\u305f\u7279\u5b9a\u306e\u30af\u30e9\u30b9\u306e\u307f\u3092\u6bd4\u8f03\u3059\u308b<\/h3>\n<pre class=\"lang:swift decode:true\">class Human {\n}\n\n\/\/ Human\u30af\u30e9\u30b9\u3092\u7d99\u627f\nclass Man: Human {\n    let sex = \"man\"\n}\n\nlet man = Man()\n\nprint(type(of: man)) \/\/ Man\nprint(type(of: man) == Man.self) \/\/ true\nprint(type(of: man) == Human.self) \/\/ false<\/pre>\n<p>\u4eca\u5ea6\u306f<span style=\"color: #ff0000;\">Human\u304cfalse\u306b\u306a\u308b<\/span>\u306e\u304c\u308f\u304b\u308b\u3002<\/p>\n<p>\u3053\u3093\u306a\u611f\u3058\u3067\u3001<strong>type(of: \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9) == \u30af\u30e9\u30b9\u540d.self<\/strong> \u3067\u6bd4\u8f03\u304c\u3067\u304d\u308b\u3088\u3002<\/p>\n<p>\u305d\u308c\u305e\u308c\u306e\u9055\u3044\u3092\u7406\u89e3\u3057\u3064\u3064\u4f7f\u3044\u5206\u3051\u3092\u3057\u3088\u3046\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5909\u6570\u306e\u578b\u3092\u8abf\u3079\u308b\u8a18\u4e8b\u3067\u3001type(of: )\u3092\u7d39\u4ecb\u3057\u305f\u3051\u3069\u3001\u30af\u30e9\u30b9\u306e\u578b\u306b\u3082\u4f7f\u3048\u308b\u3088\u3002 \u4eca\u56de\u306f\u305d\u308c\u30d7\u30e9\u30b9 is \u306b\u3064\u3044\u3066\u3092\u898b\u3066\u307f\u308b\u3088\u3002 swift\u3067\u30af\u30e9\u30b9\u3092\u6bd4\u8f03\u3059\u308b class Human { } \/\/ Human\u30af\u30e9\u30b9\u3092&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[17],"tags":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/swift.tecc0.com\/index.php?rest_route=\/wp\/v2\/posts\/406"}],"collection":[{"href":"https:\/\/swift.tecc0.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/swift.tecc0.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/swift.tecc0.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/swift.tecc0.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=406"}],"version-history":[{"count":2,"href":"https:\/\/swift.tecc0.com\/index.php?rest_route=\/wp\/v2\/posts\/406\/revisions"}],"predecessor-version":[{"id":782,"href":"https:\/\/swift.tecc0.com\/index.php?rest_route=\/wp\/v2\/posts\/406\/revisions\/782"}],"wp:attachment":[{"href":"https:\/\/swift.tecc0.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=406"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/swift.tecc0.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=406"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/swift.tecc0.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=406"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}