{"provider_name":"Hatena Blog","title":" [JavaScript] DOM\u30a8\u30ec\u30e1\u30f3\u30c8\u306e\u63cf\u753b\u6642\u9593\u3092\u8a08\u308b ","width":"100%","blog_url":"https://unageanu.hatenablog.com/","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Funageanu.hatenablog.com%2Fentry%2F20110123%2F1295759061\" title=\" [JavaScript] DOM\u30a8\u30ec\u30e1\u30f3\u30c8\u306e\u63cf\u753b\u6642\u9593\u3092\u8a08\u308b  - \u3046\u306a\u306e\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","image_url":"http://cdn-ak.f.st-hatena.com/images/fotolife/u/unageanu/20110123/20110123140243.png","categories":[],"published":"2011-01-23 14:04:21","version":"1.0","description":"JavaScript\u3067\u751f\u6210\u3057\u305fDOM\u30a8\u30ec\u30e1\u30f3\u30c8\u306e\u63cf\u753b\u6642\u9593\u3092\u8a08\u6e2c\u3057\u305f\u3044\u3002 \u305d\u3082\u305d\u3082\u63cf\u753b\u6642\u9593\u306e\u8a08\u6e2c\u3063\u3066\u3069\u3046\u3059\u308c\u3070\u3044\u3044\u306e? \u3068\u308a\u3042\u3048\u305a\u3001innerHTML\u306e\u6240\u8981\u6642\u9593\u3092\u8a08\u3063\u3066\u307f\u308b\u3002 // DOM\u8981\u7d20\u309210\u4e07\u500b\u4f5c\u6210 var str = \"\"; for ( var i=1;i<=100000;i++ ) { str += \"<div id='div\"+i+\"' class='\"+ i%10 +\"'>div\"+i+\"</div>\" } // \u8a08\u6e2c alert(\"start!!\"); var start = new Date(); document.getElementById(\"out\").innerHTM\u2026","blog_title":"\u3046\u306a\u306e\u65e5\u8a18","url":"https://unageanu.hatenablog.com/entry/20110123/1295759061","author_url":"https://blog.hatena.ne.jp/unageanu/","type":"rich","author_name":"unageanu","provider_url":"https://hatena.blog"}