{"author_url":"https://blog.hatena.ne.jp/toyship/","provider_url":"https://hatena.blog","blog_title":"Toyship.org","width":"100%","published":"2021-08-28 14:46:59","height":"190","author_name":"toyship","version":"1.0","blog_url":"https://www.toyship.org/","title":"UnManaged \u306a CFString","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.toyship.org%2F2021%2F08%2F28%2F144659\" title=\"UnManaged \u306a CFString - Toyship.org\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://www.toyship.org/2021/08/28/144659","type":"rich","categories":[],"image_url":null,"description":"\u3044\u3064\u3082\u81ea\u5206\u3067\u66f8\u304f\u30b3\u30fc\u30c9\u306f\u3059\u3063\u304b\u308aSwift\u3067\u3059\u304c\u3001\u30b7\u30b9\u30c6\u30e0\u30e9\u30a4\u30d6\u30e9\u30ea\u306f\u307e\u3060\u307e\u3060Objective-C\u306e\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002 ObjC\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u304c\u8fd4\u3057\u3066\u304f\u308c\u308b CFString \u3092Swift\u306e String \u306b\u3059\u308b\u30e1\u30e2\u3002 \u57fa\u672c\u7684\u306b\u306f\u3001CFString \u306f\u305d\u306e\u307e\u307eConvert\u3067\u304d\u307e\u3059\u3002 var str1: CFString = \"Hello!\" as CFString var str2: String = str1 as String \u305f\u3060\u3001Unmanaged \u3067\u304b\u3048\u3055\u308c\u305f\u5834\u5408\u306b\u306f takeRetainedValue \u3092\u4f7f\u3044\u307e\u3057\u3087\u3046\u3002 var propertyStr: Unmanaged<CFSt\u2026","provider_name":"Hatena Blog"}