{"id":201,"date":"2016-09-20T06:03:20","date_gmt":"2016-09-19T21:03:20","guid":{"rendered":"http:\/\/blue-bear.jp\/kb\/?p=201"},"modified":"2016-09-20T06:03:20","modified_gmt":"2016-09-19T21:03:20","slug":"swift-%e8%a4%87%e6%95%b0%e3%81%aeif-let%e3%82%92%e5%ae%9f%e8%a3%85%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/blue-bear.jp\/kb\/swift-%e8%a4%87%e6%95%b0%e3%81%aeif-let%e3%82%92%e5%ae%9f%e8%a3%85%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/","title":{"rendered":"[swift] \u8907\u6570\u306eif let\u3092\u5b9f\u88c5\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"<h2>\u8907\u6570\u306eif let\u3092\u5b9f\u88c5\u3059\u308b\u65b9\u6cd5<\/h2>\n<p>\u8907\u6570\u306eif let\u3092\u5b9f\u88c5\u3059\u308b\u65b9\u6cd5\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3001\u30b3\u30f3\u30de\u3067\u4ed5\u5207\u308b<\/p>\n<pre>\r\nfunc getA()->String?{\r\n    return \"A\"\r\n}\r\n\r\nfunc getB()->String? {\r\n    return \"B\"\r\n}\r\n\r\nfunc getC()->String?{\r\n    return \"C\"\r\n}\r\n\r\n\r\nfunc test() -> (){\r\n    \/\/ \u30ab\u30f3\u30de\u533a\u5207\u308a\u3067\u8907\u6570\u306e\u5909\u6570\u306eOptional\u5224\u5b9a + \u5ba3\u8a00\u304c\u53ef\u80fd\u306b\r\n    if let a = getA(), b = getB(), c = getC(){\r\n        print( a + b + c + \"\u306e\u3059\u3079\u3066\u304cnil\u3067\u306f\u306a\u3044\u3000\")\r\n    }else{\r\n        print( \"a,b,c\u306e\u3046\u3061\u3069\u308c\u304b\u304cnil\u306e\u5834\u5408\u306ffalse\")\r\n    }\r\n}\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u8907\u6570\u306eif let\u3092\u5b9f\u88c5\u3059\u308b\u65b9\u6cd5 \u8907\u6570\u306e<\/p>\n","protected":false},"author":1,"featured_media":88,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13],"tags":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/posts\/201"}],"collection":[{"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/comments?post=201"}],"version-history":[{"count":1,"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/posts\/201\/revisions"}],"predecessor-version":[{"id":202,"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/posts\/201\/revisions\/202"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/media\/88"}],"wp:attachment":[{"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/media?parent=201"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/categories?post=201"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/tags?post=201"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}