{"provider_url":"https://hatena.blog","blog_title":"\u305c\u306e\u305c","categories":["Swift"],"published":"2021-10-21 20:07:49","url":"https://giarrium.hatenablog.com/entry/2021/10/21/200749","version":"1.0","author_name":"gurrium","height":"190","provider_name":"Hatena Blog","description":"\u65e5\u8a18 \u76f8\u5909\u308f\u3089\u305a\u3081\u3093\u3069\u304f\u3055\u304c\u3063\u3066\u3054\u98ef\u3092\u708a\u3044\u3066\u306a\u3044\u306e\u3067\u4eca\u65e5\u3082\u3046\u3069\u3093\uff0e \u4eca\u65e5\u66f8\u3044\u305f\u30b3\u30fc\u30c9 Specifically, if a failable initializer delegates to an initializer that fails and returns nil, then the initializer that delegated also fails and implicitly returns nil. https://docs.swift.org/swift-book/ReferenceManual/Declarations.html#grammar_union-styl\u2026","type":"rich","width":"100%","author_url":"https://blog.hatena.ne.jp/gurrium/","image_url":null,"title":"125\u65e5\u76ee ","blog_url":"https://giarrium.hatenablog.com/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fgiarrium.hatenablog.com%2Fentry%2F2021%2F10%2F21%2F200749\" title=\"125\u65e5\u76ee  - \u305c\u306e\u305c\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>"}