{"image_url":null,"url":"https://7cc.hatenadiary.jp/entry/getelement","width":"100%","description":"HTMLCollection, NodeList\u306f\u8a72\u5f53\u3059\u308b\u8981\u7d20\u304c\u306a\u304f\u3066\u3082\u5e38\u306b\u623b\u308a\u5024\u304c\u3042\u308b\u306e\u3067\u6ce8\u610f\u304c\u3044\u308b null (ID) document.getElementById(\"hoge\") document.querySelector(\"#hoge\") HTMLCollection (querySelectorAll\u4ee5\u5916\u306e\u8907\u6570) document.links, forms, etc document.getElementsByTagName(\"hoge\") document.getElementsByClassName(\"hoge\") NodeList document.querySelecto\u2026","blog_url":"https://7cc.hatenadiary.jp/","published":"2013-05-14 17:48:30","provider_url":"https://hatena.blog","version":"1.0","author_name":"u_7cc","title":"getElement, querySelector\u304c\u306a\u3044\u3068\u304d\u306e\u623b\u308a\u5024","height":"190","categories":["JavaScript"],"type":"rich","author_url":"https://blog.hatena.ne.jp/u_7cc/","provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2F7cc.hatenadiary.jp%2Fentry%2Fgetelement\" title=\"getElement, querySelector\u304c\u306a\u3044\u3068\u304d\u306e\u623b\u308a\u5024 - 7cc@\u306f\u3066\u306a\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>","blog_title":"7cc@\u306f\u3066\u306a\u30d6\u30ed\u30b0"}