{"id":232227,"date":"2021-12-26T10:58:18","date_gmt":"2021-12-26T02:58:18","guid":{"rendered":"https:\/\/lrxjmw.cn\/?p=232227"},"modified":"2021-12-17T10:58:43","modified_gmt":"2021-12-17T02:58:43","slug":"overview-of-some","status":"publish","type":"post","link":"https:\/\/lrxjmw.cn\/overview-of-some.html","title":{"rendered":"\u4e00\u4e9b\u91cd\u8981\u7684 XML DOM \u65b9\u6cd5\u6982\u8ff0"},"content":{"rendered":"<table>\n<tbody>\n<tr>\n<td style=\"padding: 5px 12px; width: 25px; font-size: 22px; text-align: center; background: #E8E8E8; line-height: 30px; color: #999;\">\u5bfc\u8bfb<\/td>\n<td style=\"padding: 10px 10px 12px; line-height: 20px;\"><strong>DOM\uff08Document Object Model \u6587\u6863\u5bf9\u8c61\u6a21\u578b\uff09\u5b9a\u4e49\u4e86\u8bbf\u95ee\u548c\u64cd\u4f5c\u6587\u6863\u7684\u6807\u51c6\u65b9\u6cd5\u3002\u5728\u672c\u7ae0\u4e2d\u6211\u4eec\u5c06\u4ecb\u7ecd\u4e00\u4e9b\u5176\u4ed6\u91cd\u8981\u7684 XML DOM \u65b9\u6cd5\u3002<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/12\/5-1-300x225.png\" alt=\"\" width=\"300\" height=\"225\" class=\"alignnone size-medium wp-image-232229\" srcset=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/12\/5-1-300x225.png 300w, https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/12\/5-1-1024x768.png 1024w, https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/12\/5-1-768x576.png 768w, https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/12\/5-1.png 1080w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\n<div   id="j6sjwn9j3u"    style=\"font-size: 14pt; color: white; background-color: black; border-left: red 10px solid; padding-left: 14px; margin-bottom: 20px; margin-top: 20px;\"><strong>\u83b7\u53d6\u5143\u7d20\u7684\u503c<\/strong><\/div>\n<p>\u4e0b\u9762\u7684\u5b9e\u4f8b\u4e2d\u4f7f\u7528\u7684 XML \u6587\u4ef6\uff1abooks.xml\u3002<\/p>\n<p>\u4e0b\u9762\u7684\u5b9e\u4f8b\u68c0\u7d22\u7b2c\u4e00\u4e2a  &lt;title&gt; \u5143\u7d20\u7684\u6587\u672c\u503c\uff1a<\/p>\n<p><strong>\u5b9e\u4f8b<\/strong><\/p>\n<pre>txt=xmlDoc.getElementsByTagName(\"title\")[0].childNodes[0].nodeValue;<\/pre>\n<div   id="j6sjwn9j3u"    style=\"font-size: 14pt; color: white; background-color: black; border-left: red 10px solid; padding-left: 14px; margin-bottom: 20px; margin-top: 20px;\"><strong>\u83b7\u53d6\u5c5e\u6027\u7684\u503c<\/strong><\/div>\n<p>\u4e0b\u9762\u7684\u5b9e\u4f8b\u68c0\u7d22\u7b2c\u4e00\u4e2a  &lt;title&gt; \u5143\u7d20\u7684 \"lang\" \u5c5e\u6027\u7684\u6587\u672c\u503c\uff1a<\/p>\n<p><strong>\u5b9e\u4f8b<\/strong><\/p>\n<pre>txt=xmlDoc.getElementsByTagName(\"title\")[0].getAttribute(\"lang\");<\/pre>\n<div   id="j6sjwn9j3u"    style=\"font-size: 14pt; color: white; background-color: black; border-left: red 10px solid; padding-left: 14px; margin-bottom: 20px; margin-top: 20px;\"><strong>\u6539\u53d8\u5143\u7d20\u7684\u503c<\/strong><\/div>\n<p>\u4e0b\u9762\u7684\u5b9e\u4f8b\u6539\u53d8\u7b2c\u4e00\u4e2a  &lt;title&gt; \u5143\u7d20\u7684\u6587\u672c\u503c\uff1a<\/p>\n<p><strong>\u5b9e\u4f8b<\/strong><\/p>\n<pre>x=xmlDoc.getElementsByTagName(\"title\")[0].childNodes[0];\r\nx.nodeValue=\"Easy Cooking\";<\/pre>\n<div   id="j6sjwn9j3u"    style=\"font-size: 14pt; color: white; background-color: black; border-left: red 10px solid; padding-left: 14px; margin-bottom: 20px; margin-top: 20px;\"><strong>\u521b\u5efa\u65b0\u7684\u5c5e\u6027<\/strong><\/div>\n<p>XML DOM \u7684 setAttribute() \u65b9\u6cd5\u53ef\u7528\u4e8e\u6539\u53d8\u73b0\u6709\u7684\u5c5e\u6027\u503c\uff0c\u6216\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u5c5e\u6027\u3002<\/p>\n<p>\u4e0b\u9762\u7684\u5b9e\u4f8b\u521b\u5efa\u4e86\u4e00\u4e2a\u65b0\u7684\u5c5e\u6027\uff08edition=\"first\"\uff09\uff0c\u7136\u540e\u628a\u5b83\u6dfb\u52a0\u5230\u6bcf\u4e00\u4e2a  &lt;book&gt; \u5143\u7d20\u4e2d\uff1a<\/p>\n<p><strong>\u5b9e\u4f8b<\/strong><\/p>\n<pre>x=xmlDoc.getElementsByTagName(\"book\");\r\nfor(i=0;i&lt;x.length;i++)\r\n  {\r\n  x[i].setAttribute(\"edition\",\"first\");\r\n  }<\/pre>\n<div   id="j6sjwn9j3u"    style=\"font-size: 14pt; color: white; background-color: black; border-left: red 10px solid; padding-left: 14px; margin-bottom: 20px; margin-top: 20px;\"><strong>\u521b\u5efa\u5143\u7d20<\/strong><\/div>\n<p>XML DOM \u7684 createElement() \u65b9\u6cd5\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u5143\u7d20\u8282\u70b9\u3002<\/p>\n<p>XML DOM \u7684 createTextNode() \u65b9\u6cd5\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u6587\u672c\u8282\u70b9\u3002<\/p>\n<p>XML DOM \u7684 appendChild() \u65b9\u6cd5\u5411\u8282\u70b9\u6dfb\u52a0\u5b50\u8282\u70b9\uff08\u5728\u6700\u540e\u4e00\u4e2a\u5b50\u8282\u70b9\u4e4b\u540e\uff09\u3002<\/p>\n<p>\u5982\u9700\u521b\u5efa\u5e26\u6709\u6587\u672c\u5185\u5bb9\u7684\u65b0\u5143\u7d20\uff0c\u9700\u8981\u540c\u65f6\u521b\u5efa\u5143\u4e00\u4e2a\u65b0\u7684\u5143\u7d20\u8282\u70b9\u548c\u4e00\u4e2a\u65b0\u7684\u6587\u672c\u8282\u70b9\uff0c\u7136\u540e\u628a\u4ed6\u8ffd\u52a0\u5230\u73b0\u6709\u7684\u8282\u70b9\u3002<\/p>\n<p>\u4e0b\u9762\u7684\u5b9e\u4f8b\u521b\u5efa\u4e86\u4e00\u4e2a\u65b0\u7684\u5143\u7d20\uff08&lt;edition&gt;\uff09\uff0c\u5e26\u6709\u5982\u4e0b\u6587\u672c\uff1aFirst\uff0c\u7136\u540e\u628a\u5b83\u6dfb\u52a0\u5230\u7b2c\u4e00\u4e2a  &lt;book&gt; \u5143\u7d20\uff1a<\/p>\n<p><strong>\u5b9e\u4f8b<\/strong><\/p>\n<pre>newel=xmlDoc.createElement(\"edition\");\r\nnewtext=xmlDoc.createTextNode(\"First\");\r\nnewel.appendChild(newtext);\r\nx=xmlDoc.getElementsByTagName(\"book\");\r\nx[0].appendChild(newel);<\/pre>\n<p>\u5b9e\u4f8b\u89e3\u91ca<\/p>\n<ol>\n<li>\u521b\u5efa\u4e00\u4e2a  &lt;edition&gt; \u5143\u7d20<\/li>\n<li>\u521b\u5efa\u503c\u4e3a \"First\" \u7684\u6587\u672c\u8282\u70b9<\/li>\n<li>\u628a\u8fd9\u4e2a\u6587\u672c\u8282\u70b9\u8ffd\u52a0\u5230\u65b0\u7684  &lt;edition&gt; \u5143\u7d20<\/li>\n<li>\u628a  &lt;edition&gt; \u5143\u7d20\u8ffd\u52a0\u5230\u7b2c\u4e00\u4e2a &lt;book&gt; \u5143\u7d20<\/li>\n<\/ol>\n<div   id="j6sjwn9j3u"    style=\"font-size: 14pt; color: white; background-color: black; border-left: red 10px solid; padding-left: 14px; margin-bottom: 20px; margin-top: 20px;\"><strong>\u5220\u9664\u5143\u7d20<\/strong><\/div>\n<p>\u4e0b\u9762\u7684\u5b9e\u4f8b\u5220\u9664\u7b2c\u4e00\u4e2a&lt;book&gt;\u5143\u7d20\u7684\u7b2c\u4e00\u4e2a\u8282\u70b9\uff1a<\/p>\n<p><strong>\u5b9e\u4f8b<\/strong><\/p>\n<pre>x=xmlDoc.getElementsByTagName(\"book\")[0];<br \/>\r\nx.removeChild(x.childNodes[0]);<\/pre>\n<p>\u6ce8\u91ca\uff1a\u4e0a\u9762\u5b9e\u4f8b\u7684\u7ed3\u679c\u53ef\u80fd\u4f1a\u6839\u636e\u6240\u7528\u7684\u6d4f\u89c8\u5668\u800c\u4e0d\u540c\u3002Firefox \u628a\u65b0\u884c\u5b57\u7b26\u5f53\u4f5c\u7a7a\u7684\u6587\u672c\u8282\u70b9\uff0c\u800c Internet Explorer \u4e0d\u662f\u8fd9\u6837\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e0b\u9762\u7684\u5b9e\u4f8b\u4e2d\u4f7f\u7528\u7684 XML \u6587\u4ef6\uff1abooks.xml\u3002 \u4e0b\u9762\u7684\u5b9e\u4f8b\u68c0\u7d22\u7b2c\u4e00\u4e2a &lt;title&gt; \u5143\u7d20 [&hellip;]<\/p>\n","protected":false},"author":1481,"featured_media":232228,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[55],"tags":[],"class_list":["post-232227","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-thread"],"acf":[],"_links":{"self":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/232227","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/users\/1481"}],"replies":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/comments?post=232227"}],"version-history":[{"count":4,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/232227\/revisions"}],"predecessor-version":[{"id":232233,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/232227\/revisions\/232233"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/media\/232228"}],"wp:attachment":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/media?parent=232227"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/categories?post=232227"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/tags?post=232227"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}