{"provider_url":"https://hatena.blog","description":"var obj:Obj; \u2192 var obj:Obj = null;\u3067\u5b8c\u5168\u306b\u521d\u671f\u5316\u305b\u3088 try catch\u306f\u30a8\u30e9\u30fc\u304c\u3067\u306a\u3044\u5206\u3001\u666e\u6bb5\u306a\u3089\u3067\u308b\u306f\u305a\u306enull\u30a8\u30e9\u30fc\u304c\u3067\u306a\u304f\u3066\u539f\u56e0\u304c\u3064\u304b\u307f\u306b\u304f\u304b\u3063\u305f\u3002 for(){ var obj:Obj;//\u26050 try{ obj = arr[i][j] as Obj; }catch(err:*){ } if(obj != null){//\u26051 //obj\u304c\u3042\u3063\u305f\u3068\u304d\u306e\u51e6\u7406\u26052 }} \u7d50\u8ad6\u304b\u3089\u8a00\u3046\u3068\u3001\u26050\u306f\u521d\u671f\u5316\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u304c\u3042\u3063\u3066\u5371\u967a\u3060\u3068\u3044\u3046\u3053\u3068\u3002 \u3064\u307e\u308a\u3001\u26050\u306e\u66f8\u304d\u65b9\u3067\u306f\u3001obj\u304cnull\u306b\u306a\u3089\u306a\u3044\u5834\u5408\u304c\u3042\u308b\u3002 \u305d\u306e\u7d50\u679c\u3001\u26051\u3067\u3001null\u304b\u3069\u3046\u304b\u306e\u30c1\u30a7\u30c3\u30af\u306e\u2026","published":"2011-07-30 14:27:01","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fukonlly.hatenablog.jp%2Fentry%2F20110730%2F1312003621\" title=\"try catch \u3067\u306f\u307e\u308b\u3002var obj:Obj; \u2192 var obj:Obj = null;\u3067\u5b8c\u5168\u306b\u521d\u671f\u5316\u305b\u3088 - \u958b\u767a\u3081\u3082\uff12\" 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":"ukonlly","blog_title":"\u958b\u767a\u3081\u3082\uff12","author_url":"https://blog.hatena.ne.jp/ukonlly/","provider_name":"Hatena Blog","image_url":null,"width":"100%","blog_url":"https://ukonlly.hatenablog.jp/","url":"https://ukonlly.hatenablog.jp/entry/20110730/1312003621","version":"1.0","title":"try catch \u3067\u306f\u307e\u308b\u3002var obj:Obj; \u2192 var obj:Obj = null;\u3067\u5b8c\u5168\u306b\u521d\u671f\u5316\u305b\u3088","categories":["AS3(ActionScript3)"],"type":"rich"}