{"id":6583,"date":"2018-06-28T10:00:15","date_gmt":"2018-06-28T01:00:15","guid":{"rendered":"https:\/\/www.gigas-jp.com\/appnews\/?p=6583"},"modified":"2018-06-28T10:55:43","modified_gmt":"2018-06-28T01:55:43","slug":"htmlcollection%e3%81%8citerable%e3%81%8b%e3%81%a9%e3%81%86%e3%81%8b%e3%81%ae%e6%a4%9c%e8%a8%bc","status":"publish","type":"post","link":"https:\/\/www.gigas-jp.com\/appnews\/archives\/6583","title":{"rendered":"HTMLCollection\u304citerable\u304b\u3069\u3046\u304b\u306e\u691c\u8a3c"},"content":{"rendered":"

\u7a81\u7136\u3067\u3059\u304c\u3001Chrome\u3001Safari\u3001Firefox\u3001Microsoft Edge\u306e\u4e2d\u3067
\n \u4ee5\u4e0b\u306e\u30b3\u30fc\u30c9\u304c\u52d5\u304b\u306a\u3044\u3082\u306e\u304c\u4e00\u3064\u3060\u3051\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
\n

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\n <\/strong><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

<\/p>\n

\u3084\u306f\u308a\u3002\u3002\u3002<\/h3>\n

\u3053\u306eWEB\u696d\u754c\u306b\u9577\u5e74\u95a2\u308f\u3063\u3066\u304d\u305f\u7686\u69d8\u306a\u3089\u3070\u3001\u3059\u3050\u306b\u304a\u5bdf\u3057\u304c\u4ed8\u304f\u3060\u308d\u3046\u3068\u601d\u3044\u307e\u3059\u3002
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\"\"

Microsoft Edge<\/p><\/div>\n

Chrome\u3084Safari\u3001Firefox\u306f\u7121\u4e8b\u306b\u52d5\u4f5c\u3057\u307e\u3059\u3002<\/p>\n

\u305f\u3060Edge\u306f\u65e2\u306bECMAScript 2016(JavaScript\u306e\u4ed5\u69d8) \u306b\u306f\u5b8c\u5168\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u305f\u3081\u3001
\n for-of \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8<\/strong>\u306f\u554f\u984c\u306a\u304f\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002
\n \u3057\u304b\u3057\u30a8\u30e9\u30fc\u6587 Object doesn’t support property or method ‘Symbol.iterator’ <\/strong>\u3092\u8aad\u307f\u307e\u3059\u3068
\n <\/span><\/span>document.getElementsByTagName()<\/strong><\/em>\u30e1\u30bd\u30c3\u30c9\u3067\u8fd4\u3055\u308c\u308bHTMLCollection\u304c\u30a4\u30c6\u30ec\u30fc\u30d6\u30eb<\/strong>\u3067\u306a\u3044\u3053\u3068\u304c\u539f\u56e0\u306e\u3088\u3046\u3067\u3059\u3002
\n (for-of\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u8981\u7d20\u3092\u53d6\u308a\u51fa\u305b\u308b\u306e\u306f\u3001\u30a4\u30c6\u30ec\u30fc\u30d6\u30eb\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\uff09<\/p>\n

\u3060\u304c\u3057\u304b\u3057\u3001Microsoft\u306f\u9593\u9055\u3063\u3066\u3044\u306a\u304b\u3063\u305f\u3002\u3002\u3002<\/h3>\n

document.getElementsByTagName()\u30e1\u30bd\u30c3\u30c9\u304cHTMLCollection\u3092\u8fd4\u3059\u4ed5\u69d8\u306f\u30012015\u5e74\u306b\u5b8c\u5168\u767a\u884c\u3055\u308c\u305fDOM Level4<\/a>\u3067\u5b9a\u3081\u3089\u308c\u305f\u4ed5\u69d8\u3067\u3059\u3002
\n \u3064\u307e\u308aEdge\u306f\u3001\u6700\u65b0\u306eDOM\u4ed5\u69d8\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n

\u305d\u3053\u3067\u4e0a\u8a18\u306eW3C\u306eHTMLCollection<\/a>\u306e\u4ed5\u69d8\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3068\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n\n\n\n
\n
interface HTMLCollection<\/dfn> {\r\n  readonly attribute unsigned long length;\r\n  getter Element? item(unsigned long index<\/var>);\r\n  getter Element? namedItem(DOMString name<\/var>);\r\n};<\/pre>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\u306a\u3093\u3068\u3001\u3082\u3068\u3082\u3068HTMLCollection\u306f\u30a4\u30c6\u30ec\u30fc\u30d6\u30eb\u3068\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u306a\u3044\u3088\u3046\u3067\u3059\u3002<\/p>\n
\u5ff5\u306e\u305f\u3081\u306bW3C\u3067\u30a4\u30c6\u30ec\u30fc\u30d6\u30eb\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3067\u3042\u308b\u3068\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308bNodeList<\/strong><\/a>\u306b\u5bfe\u3057\u3066\u3001for-of\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8<\/strong>\u304c\u4f7f\u7528\u3067\u304d\u308b\u304b\u78ba\u8a8d\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002
\n (childNodes\u30d7\u30ed\u30d1\u30c6\u30a3\u304cNodeList\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u8fd4\u3057\u307e\u3059\uff09<\/p>\n\n\n\n
\n
<script>
\n for (<\/strong>let node of<\/strong> document.body.childNodes<\/span>)<\/strong> {
\n \u3000\u3000\u3000\u3000console.log(“node.type = ” + node.nodeType)
\n \u3000\u3000\u3000\u3000console.log(node)
\n }
\n <\/script>
\n <\/strong><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u306f\u3001Microsoft Edge\u3067\u3082\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u554f\u984c\u306a\u304f\u52d5\u4f5c\u3059\u308b\u3053\u3068\u304c\u78ba\u8a8d\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n
\"\"<\/p>\n
\u3069\u3046\u3084\u3089HTMLCollection\u304c\u30a4\u30c6\u30ec\u30fc\u30d6\u30eb\u3067\u306a\u3044\u7406\u7531\u306f\u3001Microsoft\u304c\u53b3\u5bc6\u306bW3C\u306e\u4ed5\u69d8\u3092\u5b88\u3063\u3066\u3044\u308b\u3053\u3068\u304c\u539f\u56e0\u306e\u3088\u3046\u3067\u3059\u3002<\/p>\n
Microsoft\u306fIE8\u4ee5\u964d\u3001W3C\u304c\u5b9a\u3081\u308b\u4ed5\u69d8\u306b\u7a4d\u6975\u7684\u306b\u6e96\u62e0\u3057\u3066\u3044\u307e\u3059\u3002
\n (\u4e3b\u8981\u30d6\u30e9\u30a6\u30b6\u306e\u958b\u767a\u52d5\u5411\u3068Web\u6a19\u6e96\u6e96\u62e0<\/a>)<\/p>\n
\u305f\u3060\u4ed5\u69d8\u3068\u3044\u3046\u306e\u306f\u6700\u4f4e\u9650\u3067\u3042\u308a\u3001\u7d20\u6575\u306a\u6a5f\u80fd\u304c\u305d\u306e\u6a2a\u306b\u3042\u3063\u305f\u3068\u3057\u3066\u3082\u8ab0\u3082\u554f\u984c\u306b\u3057\u306a\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n
\u6728\u66dc\u65e5\u62c5\u5f53
\n yoshimoto<\/p>\n
\u53c2\u8003<\/h3>\n
Element.getElementsBy* \u304c HTMLCollection \u3092\u8fd4\u3059\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f<\/a><\/p>\n
W3C DOM4<\/a><\/p>\n
DOM HTMLCollection<\/a><\/p>\n
\n            
<\/g:plusone><\/div>\n            
 \"\u3053\u306e\u30a8\u30f3\u30c8\u30ea\u30fc\u3092\u306f\u3066\u306a\u30d6\u30c3\u30af\u30de\u30fc\u30af\u306b\u8ffd\u52a0\"<\/a>