{"height":"190","author_name":"j5ik2o","url":"https://blog.j5ik2o.me/entry/20110130/1296397060","blog_url":"https://blog.j5ik2o.me/","version":"1.0","published":"2011-01-30 23:17:40","image_url":null,"description":"Scala\u306b\u306fOption\u578b\u3068\u3044\u3046\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u4e16\u754c\u89b3\u3092\u5909\u3048\u308b\u3088\u3046\u306a\u9b45\u529b\u7684\u306a\u578b\u304c\u3042\u308a\u3001\u305d\u308c\u3067null\u3092\u56de\u907f\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002*1 \u8a73\u3057\u304f\u306f\u3053\u3061\u3089\u3092\u53c2\u7167\u3002 Scala\u306eOption\u30b9\u30c6\u30ad\u3055\u306b\u3064\u3044\u3066\u30a2\u30c4\u304f\u8a9e\u3063\u3066\u307f\u308b - \u3086\u308d\u3088\u308d\u65e5\u8a18Java\u3067\u3082\u3001Scala\u306eOption\u578b\u3068\u4f3c\u3066\u975e\u306a\u308bOption\u578b\u3092\u4f5c\u308c\u306a\u3044\u304b\u306a\u30fc\u3068\u601d\u3044\u3001\u601d\u3044\u3064\u304d\u3068\u52e2\u3044\u3067\u30b3\u30fc\u30c9\u66f8\u3044\u3066\u307f\u307e\u3057\u305f\u3002\u307e\u3041\u3001\u540c\u3058\u3082\u306e\u306f\u4f5c\u308c\u3063\u3053\u306a\u3044\u306e\u3067\u3001\u904a\u3073\u3067\u3059\u3002\u672c\u6c17\u306b\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\uff57\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u611f\u3058\u3001Option\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u3092\u4f5c\u3063\u3066\u3001\u5b9f\u88c5\u30af\u30e9\u30b9\u306bSome\u3068None\u3092\u5b9a\u7fa9\u3002\u305d\u308c\u305e\u308c\u306bof\u3068\u3044\u3046\u30d5\u30a1\u30af\u30c8\u30ea\u30e1\u30bd\u30c3\u30c9\u304c\u3042\u308a\u307e\u3059\u3002 public interfac\u2026","blog_title":"\u304b\u3068\u3058\u3085\u3093\u306e\u6280\u8853\u65e5\u8a8c","categories":["Java"],"type":"rich","title":" Java\u3067null\u3092\u56de\u907f\u3059\u308b\u305f\u3081\u306b\u4f3c\u975eOption\u578b\u3092\u4f5c\u3063\u3066\u307f\u308b","width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.j5ik2o.me%2Fentry%2F20110130%2F1296397060\" title=\" Java\u3067null\u3092\u56de\u907f\u3059\u308b\u305f\u3081\u306b\u4f3c\u975eOption\u578b\u3092\u4f5c\u3063\u3066\u307f\u308b - \u304b\u3068\u3058\u3085\u3093\u306e\u6280\u8853\u65e5\u8a8c\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_url":"https://blog.hatena.ne.jp/j5ik2o/","provider_name":"Hatena Blog","provider_url":"https://hatena.blog"}