{"categories":["swift"],"url":"https://ofsilvers.hateblo.jp/entry/swift-safe-array","blog_url":"https://ofsilvers.hateblo.jp/","width":"100%","image_url":null,"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fofsilvers.hateblo.jp%2Fentry%2Fswift-safe-array\" title=\"swift\u3067Array\u306e\u7bc4\u56f2\u5916\u3092\u3088\u3093\u3060\u3068\u304d\u306b\u30a8\u30e9\u30fc\u306b\u306a\u3089\u305anil\u3092\u8fd4\u3059extension - \u3057\u308b\u3066\u304f\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_name":"ofsilvers","title":"swift\u3067Array\u306e\u7bc4\u56f2\u5916\u3092\u3088\u3093\u3060\u3068\u304d\u306b\u30a8\u30e9\u30fc\u306b\u306a\u3089\u305anil\u3092\u8fd4\u3059extension","provider_url":"https://hatena.blog","type":"rich","height":"190","provider_name":"Hatena Blog","version":"1.0","author_url":"https://blog.hatena.ne.jp/ofsilvers/","published":"2015-08-19 13:59:11","description":"swift\u306eArray\u3067\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u7bc4\u56f2\u5916\u3092\u6307\u5b9a\u3059\u308b\u3068\u5b9f\u884c\u6642\u306b\u30a8\u30e9\u30fc\u306b\u306a\u3063\u3066\u3057\u307e\u3046\u3002 let data = [ 1, 2, 3, 4 ] return index < data.count ? data[index] : nil \u6bce\u5ea6\u6bce\u5ea6\u3053\u3093\u306a\u611f\u3058\u3067\u66f8\u304f\u306e\u3060\u308b\u3044\u306e\u3067\u3001 let data = [ 1, 2, 3, 4 ] return data[safe: index] \u3067\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b gist.github.com","blog_title":"\u3057\u308b\u3066\u304f"}