{"id":56,"date":"2017-03-15T15:12:14","date_gmt":"2017-03-15T06:12:14","guid":{"rendered":"http:\/\/shinke1987.net\/?p=56"},"modified":"2017-03-15T15:13:15","modified_gmt":"2017-03-15T06:13:15","slug":"post-56","status":"publish","type":"post","link":"https:\/\/shinke1987.net\/?p=56","title":{"rendered":"JavaScript\u3092\u4f7f\u3063\u3066\u30c6\u30fc\u30d6\u30eb\u306e\u884c\u306e\u524a\u9664\u3068\u8ffd\u52a0\u3002"},"content":{"rendered":"<p>\u6b21\u306e\u30bd\u30fc\u30b9\u3092HTML\u30d5\u30a1\u30a4\u30eb\u3068\u3057\u3066\u958b\u3051\u3070\u308f\u304b\u308b\u3002<\/p>\n<pre class=\"brush: xml; title: ; notranslate\" title=\"\">\r\n&lt;!DOCTYPE HTML&gt;\r\n&lt;html&gt;\r\n\t&lt;head&gt;\r\n\t\t&lt;title&gt;JavaScriptTableTest.html&lt;\/title&gt;\r\n\t\t&lt;meta http-equiv=&quot;content-language&quot; content=&quot;ja&quot;&gt;\r\n\t\t&lt;meta charset=&quot;UTF-8&quot;&gt;\r\n\t\t&lt;style&gt;\r\n\t\t\tbody { background-color: #EFEFEF; }\r\n\t\t\ttable {\tborder-collapse: collapse;i }\r\n\t\t\ttd {\r\n\t\t\t\tborder: solid black 2px;\r\n\t\t\t\tmargin: 0px;\r\n\t\t\t\tpadding: 7px;\r\n\t\t\t\ttext-align: center;\r\n\t\t\t}\r\n\t\t\tth {\r\n\t\t\t\tborder: solid black 2px;\r\n\t\t\t\tmargin: 0px;\r\n\t\t\t\tpadding: 7px;\r\n\t\t\t\ttext-align: center;\r\n\t\t\t}\r\n\t\t&lt;\/style&gt;\r\n\t\t&lt;script&gt;\r\n\t\t\t\/\/window.addEventListener(&quot;load&quot;, test, false);\r\n\t\t\tfunction test() {\r\n\t\t\t\t\/\/ num\u30af\u30e9\u30b9\u306e\u30a8\u30ec\u30e1\u30f3\u30c8\u3092\u53d6\u5f97\u3002\r\n\t\t\t\tvar num = document.getElementsByClassName('num');\r\n\t\t\t\t\/\/ \u30c6\u30fc\u30d6\u30eb\u306e\u30a8\u30ec\u30e1\u30f3\u30c8\u3092\u53d6\u5f97\u3002\r\n\t\t\t\tvar table = document.getElementById('table_id');\r\n\t\r\n\t\t\t\t\/\/ \u30c6\u30fc\u30d6\u30eb\u306e\u5b50\u30ce\u30fc\u30c9\u304c\u4f55\u500b\u3042\u308b\u304b\u3092\u8868\u793a\u3002\r\n\t\t\t\talert(table.childNodes.length);\r\n\t\r\n\t\t\t\t\/\/ \u30c6\u30fc\u30d6\u30eb\u306e\u5b50\u30ce\u30fc\u30c9\u3092\u5168\u3066\u524a\u9664\u3002\r\n\t\t\t\tfor (let i = table.childNodes.length - 1; i &gt;= 0; i--) {\r\n\t\t\t\t\t\/\/ \u524a\u9664\u3059\u308b\u30ce\u30fc\u30c9\u306e\u540d\u524d\u3092\u8868\u793a\u3002\r\n\t\t\t\t\talert(table.childNodes&#x5B;i].nodeName);\r\n\t\t\t\t\t\/\/ \u30ce\u30fc\u30c9\u3092\u524a\u9664\u3002\r\n\t\t\t\t\ttable.removeChild(table.childNodes&#x5B;i]);\r\n\t\t\t\t}\r\n\t\r\n\t\t\t\t\/\/ TD\u306e\u30a8\u30ec\u30e1\u30f3\u30c8\u3092\u4f5c\u6210\u3002\r\n\t\t\t\tvar tdElm = document.createElement('td');\r\n\t\t\t\t\/\/ \u30c6\u30ad\u30b9\u30c8\u30ce\u30fc\u30c9\u3092\u4f5c\u6210\u3002\r\n\t\t\t\tvar txtNode = document.createTextNode('aiueo');\r\n\t\t\t\t\/\/ \u30c6\u30ad\u30b9\u30c8\u30ce\u30fc\u30c9\u3092TD\u30a8\u30ec\u30e1\u30f3\u30c8\u306b\u8ffd\u52a0\u3002\r\n\t\t\t\ttdElm.appendChild(txtNode);\r\n\t\r\n\t\t\t\t\/\/ TR\u306e\u30a8\u30ec\u30e1\u30f3\u30c8\u3092\u4f5c\u6210\u3002\r\n\t\t\t\tvar trElm = document.createElement('tr');\r\n\t\t\t\t\/\/ TR\u30a8\u30ec\u30e1\u30f3\u30c8\u306bTD\u30a8\u30ec\u30e1\u30f3\u30c8\u3092\u8ffd\u52a0\u3002\r\n\t\t\t\ttrElm.appendChild(tdElm);\r\n\t\r\n\t\t\t\t\/\/ \u30c6\u30fc\u30d6\u30eb\u306bTR\u30a8\u30ec\u30e1\u30f3\u30c8\u3092\u8ffd\u52a0\u3002\r\n\t\t\t\ttable.appendChild(trElm);\r\n\t\t\t}\r\n\t\t&lt;\/script&gt;\r\n\t&lt;\/head&gt;\r\n\t&lt;body&gt;\r\n\t\t&lt;table&gt;\r\n\t\t\t&lt;thead&gt;\r\n\t\t\t\t&lt;tr&gt;\r\n\t\t\t\t\t&lt;th&gt;hp&lt;\/th&gt;\r\n\t\t\t\t&lt;\/tr&gt;\r\n\t\t\t&lt;\/thead&gt;\r\n\t\t\t&lt;tbody id=&quot;table_id&quot;&gt;\r\n\t\t\t\t&lt;tr&gt;\r\n\t\t\t\t\t&lt;td class=&quot;num&quot;&gt;1&lt;\/td&gt;\r\n\t\t\t\t&lt;\/tr&gt;\r\n\t\t\t\t&lt;tr&gt;\r\n\t\t\t\t\t&lt;td class=&quot;num&quot;&gt;2&lt;\/td&gt;\r\n\t\t\t\t&lt;\/tr&gt;\r\n\t\t\t\t&lt;tr&gt;\r\n\t\t\t\t\t&lt;td class=&quot;num&quot;&gt;3&lt;\/td&gt;\r\n\t\t\t\t&lt;\/tr&gt;\r\n\t\t\t\t&lt;tr&gt;\r\n\t\t\t\t\t&lt;td class=&quot;num&quot;&gt;4&lt;\/td&gt;\r\n\t\t\t\t&lt;\/tr&gt;\r\n\t\t\t&lt;\/tbody&gt;\r\n\t\t\t&lt;tfoot&gt;&lt;\/tfoot&gt;\r\n\t\t&lt;\/table&gt;\r\n\t\t&lt;br&gt;\r\n\t\t&lt;br&gt;\r\n\t\t&lt;button onclick=&quot;test();&quot;&gt;test()&lt;\/button&gt;\r\n\t&lt;\/body&gt;\r\n&lt;\/html&gt;\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u6b21\u306e\u30bd\u30fc\u30b9\u3092HTML\u30d5\u30a1\u30a4\u30eb\u3068\u3057\u3066\u958b\u3051\u3070\u308f\u304b\u308b\u3002 &lt;!DOCTYPE HTML&gt; 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