{"categories":["html","JavaScript"],"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Faipacommander.com%2Fentry%2F2015%2F02%2F27%2F223809\" title=\"canvas\u30de\u30b9\u30bf\u30fc\u306e\u305f\u3081\u306e\u7b2c\u4e00\u6b69\u306e\u30e1\u30e2 - IT\u306e\u968a\u9577\u306e\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>","image_url":"http://farm5.staticflickr.com/4032/4268841912_c2b34ca43c.jpg","published":"2015-02-27 22:38:09","width":"100%","title":"canvas\u30de\u30b9\u30bf\u30fc\u306e\u305f\u3081\u306e\u7b2c\u4e00\u6b69\u306e\u30e1\u30e2","provider_url":"https://hatena.blog","url":"https://aipacommander.com/entry/2015/02/27/223809","version":"1.0","description":"photo by nidhug \u3084\u3084\u3053\u3057\u3044\u30bf\u30a4\u30c8\u30eb\u3067\u3059\u306d\u3002 \u3061\u306a\u307f\u306b\u4f7f\u3044\u3065\u3089\u304f\u3066\u3001\u30de\u30b9\u30bf\u30fc\u306f\u3042\u304d\u3089\u3081\u3088\u3046\u304b\u306a\u3068\u601d\u3063\u3066\u3044\u307e\u3059\u3002 \u672c\u5f53\u306b\u30de\u30b9\u30bf\u30fc\u306b\u306a\u308a\u305f\u3044\u4eba\u306f\u3001\u3044\u307e\u3059\u3050\u30d6\u30e9\u30a6\u30b6\u30d0\u30c3\u30af\u3057\u3066\u3001\u4ed6\u306e\u60c5\u5831\u3067\u52c9\u5f37\u3057\u3066\u304f\u3060\u3055\u3044\u3002 \u30bf\u30a4\u30c8\u30eb\u3068\u6e29\u5ea6\u5dee\u3042\u308a\u3059\u304e\u3060\u308d\u3002\u3063\u3066\u611f\u3058\u3067\u3059\u304c\u3001\u305b\u3063\u304b\u304f\u8a66\u3057\u305f\u306e\u3067\u30e1\u30e2\u3067\u3059\u3002 javascript (function() { // canvas\u3092\u4f7f\u3046 var canvas = document.getElementById('sample'); // canvas\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u306a\u3044\u30d6\u30e9\u30a6\u30b6\u306f\u30a2\u30e9\u30fc\u30c8 if (! canvas.getContext){ alert('\u73fe\u5728\u5229\u7528\u3057\u3066\u3044\u2026","type":"rich","height":"190","provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/aipacommander/","author_name":"aipacommander","blog_title":"IT\u306e\u968a\u9577\u306e\u30d6\u30ed\u30b0","blog_url":"https://aipacommander.com/"}