{"blog_url":"https://denpa-shinbun.com/","version":"1.0","image_url":"http://cdn-ak.f.st-hatena.com/images/fotolife/m/mczh/20160228/20160228180858.jpg","author_url":"https://blog.hatena.ne.jp/mczh/","published":"2016-02-28 19:11:52","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fdenpa-shinbun.com%2Fentry%2F2016%2F02%2F28%2F191152\" title=\"\u6bce\u56de object != null \u3092\u66f8\u304b\u306a\u3044\u305f\u3081\u306b\u306f\uff08Java\uff09 - \u3061\u304e\u3063\u3066\u306f\u6295\u3052\u308b\u30d6\u30ed\u30b0\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"StackOverflow\u304b\u3089\u3002 Photo by Photo by Nafinia Putra | Unsplash / CC BY 0 stackoverflow.com Java\u3067\u3001null\u30c1\u30a7\u30c3\u30af\u3068\u3057\u3066\u6bce\u56deobject != null\u3068\u66f8\u304f\u3068\u898b\u82e6\u3057\u3044\u3001\u4ee3\u308f\u308a\u306e\u826f\u3044\u65b9\u6cd5\u306f\u306a\u3044\uff1f\u3068\u3044\u3046\u30b9\u30ec\u30c3\u30c9\u3002 \u672c\u65e5\u306eTIL\u3068\u3057\u3066\u3001\u3053\u308c\u3092\u3056\u3063\u304f\u308a\u773a\u3081\u305f\u307e\u3068\u3081\u3002\u82f1\u8a9e\u529b\u4f4e\u3044\u306e\u3067\u3042\u3063\u3066\u308b\u304b\u602a\u3057\u3044\u3002 \u5358\u7d14\u306b\u6bce\u56denull\u30c1\u30a7\u30c3\u30af\u3059\u308b\u6d3e if (someobject != null) { someobject.doCalc(); } \u95a2\u6570\u306e\u982d\u3067\u30c1\u30a7\u30c3\u30af\u3057\u3066\u3001null\u306a\u3089\u4f8b\u5916\u6295\u3052\u3068\u3051\u3070\uff1f\u6d3e public void me\u2026","url":"https://denpa-shinbun.com/entry/2016/02/28/191152","width":"100%","blog_title":"\u3061\u304e\u3063\u3066\u306f\u6295\u3052\u308b\u30d6\u30ed\u30b0","provider_url":"https://hatena.blog","author_name":"mczh","provider_name":"Hatena Blog","categories":["Programming","TIL","Java"],"title":"\u6bce\u56de object != null \u3092\u66f8\u304b\u306a\u3044\u305f\u3081\u306b\u306f\uff08Java\uff09","type":"rich","height":"190"}