{"description":"Event.observe()\u3067\u8d77\u52d5\u3055\u308c\u305fanonymous function\u3092\u3001Event.stopObserving()\u3067\u6b62\u3081\u305f\u304f\u306a\u3063\u305f\u3002\u304c\u3001anonymous function\u3067var\u306b\u3068\u3063\u3066\u306a\u3044\u306e\u3067ref\u304c\u306a\u3044\u3002Event.observe()\u3067\u30ad\u30e3\u30c3\u30b7\u30e5\u3055\u308c\u305fobserver\u306e\u30ea\u30b9\u30c8\u304cEvent.observers\u306b\u5165\u3063\u3066\u3044\u308b\u306e\u3067\u30b3\u30a4\u30c4\u3092\u898b\u3066\u3084\u308c\u3070\u3088\u3044\u3002 \u3068\u3053\u308d\u3067\u6700\u65b0\u306e1.6.0.2\u3060\u3068observers\u304c\u7121\u304f\u306a\u3063\u3066\u3044\u308b\uff08!?\uff09\u3002Event.cache\u306a\u306e\u306d\u3002http://www.prototypejs.org/assets/2008/1/25/prototype-1.6.0.2.js\u2026","provider_url":"https://hatena.blog","categories":[],"author_name":"kkkkkkkk","provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/kkkkkkkk/","blog_title":"kkkkkkkk","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkkkkkkkk.hatenadiary.org%2Fentry%2F20081120%2Fp2\" title=\"prototype.js\u3092\u773a\u3081\u3066\u307f\u308b\u3068 - kkkkkkkk\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","version":"1.0","blog_url":"https://kkkkkkkk.hatenadiary.org/","image_url":null,"published":"2008-11-20 00:00:01","title":"prototype.js\u3092\u773a\u3081\u3066\u307f\u308b\u3068","width":"100%","type":"rich","url":"https://kkkkkkkk.hatenadiary.org/entry/20081120/p2"}