{"id":8756,"date":"2019-06-23T22:52:48","date_gmt":"2019-06-23T14:52:48","guid":{"rendered":"https:\/\/www.zhangxinxu.com\/wordpress\/?p=8756"},"modified":"2019-06-24T23:49:36","modified_gmt":"2019-06-24T15:49:36","slug":"domparser-xmlserializer-api","status":"publish","type":"post","link":"https:\/\/www.zhangxinxu.com\/wordpress\/2019\/06\/domparser-xmlserializer-api\/","title":{"rendered":"DOMParser\u548cXMLSerializer\u4e24\u4e2aAPI\u7b80\u4ecb"},"content":{"rendered":"<p>by <a href=\"https:\/\/www.zhangxinxu.com\/\">zhangxinxu<\/a> from <a href=\"https:\/\/www.zhangxinxu.com\/wordpress\/?p=8756\">https:\/\/www.zhangxinxu.com\/wordpress\/?p=8756<\/a><br \/>\n\u672c\u6587\u6b22\u8fce\u5206\u4eab\u4e0e\u805a\u5408\uff0c\u5168\u6587\u8f6c\u8f7d\u5c31\u4e0d\u5fc5\u4e86\uff0c\u5c0a\u91cd\u7248\u6743\uff0c\u5708\u5b50\u5c31\u8fd9\u4e48\u5927\uff0c\u82e5\u6025\u7528\u53ef\u4ee5\u8054\u7cfb\u6388\u6743\u3002<\/p>\n<p><script>window.wxShareImgUrl = 'https:\/\/www.zhangxinxu.com\/study\/image\/share\/201906-domparse.png';<\/script><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/\/image.zhangxinxu.com\/image\/blog\/201906\/cloud-cover.png\" width=\"484\" height=\"300\" class=\"alignright clip thumb size-medium\" alt=\"\u5934\u56fe\" \/><\/p>\n<h3>\u4e00\u3001\u4e86\u89e3DOMParser\u65b9\u6cd5<\/h3>\n<p>DOMParser\u53ef\u4ee5\u8ba9HTML\u5b57\u7b26\u4e32\u89e3\u6790\u4e3aDOM\u6811\uff0c\u683c\u5f0f\u7c7b\u578b\u5305\u62ecXML\u6587\u6863\uff0c\u6216\u8005HTML\u6587\u6863\u3002<\/p>\n<h4>\u8bed\u6cd5<\/h4>\n<pre>var domParser = new DOMParser();\u200b\u200b\u200b\u200b\u200b\u200b<\/pre>\n<p>\u6b64\u65f6<code>domParser<\/code>\u5c31\u662f\u4e00\u4e2aDOMParser\u5bf9\u8c61\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/\/image.zhangxinxu.com\/image\/blog\/201906\/2019-06-23_194038.png\" width=\"130\" height=\"43\" alt=\"DOMParser\u5bf9\u8c61\u793a\u610f\" class=\"alignnone size-medium\" \/><\/p>\n<p>DOMParser\u5bf9\u8c61\u5305\u542b\u4e00\u4e2a\u540d\u4e3aparseFromString\u7684\u65b9\u6cd5\u3002<\/p>\n<p>\u8be5\u65b9\u6cd5<strong>\u8bed\u6cd5\u5982\u4e0b<\/strong>\uff1a<\/p>\n<pre>var doc = domParser.parseFromString(string, mimeType);\u200b\u200b\u200b\u200b\u200b\u200b<\/pre>\n<p>\u8fd9\u4e2a\u65b9\u6cd5\u6839\u636emimeType\u53c2\u6570\u503c\u7684\u4e0d\u540c\u8fd4\u56deHTML\u6587\u6863\u6216\u8005XML\u6587\u6863\u3002<\/p>\n<p>\u5177\u4f53<strong>\u53c2\u6570\u5982\u4e0b<\/strong>\uff1a<\/p>\n<dl class=\"dl\">\n<dt><strong>string<\/strong><\/dt>\n<dd>\u5fc5\u9700\u3002\u5b57\u7b26\u4e32\u3002\u8868\u793a\u88ab\u7528\u6765\u89e3\u6790\u7684DOM\u5b57\u7b26\u4e32\uff08DOMString\uff09\u3002\u5fc5\u9700\u5305\u62ecHTML, xml, xhtml+xml\u6216\u662fsvg\u6587\u6863\u5185\u5bb9\uff0c\u5426\u5219\u53ef\u80fd\u89e3\u6790\u9519\u8bef\u3002<\/dd>\n<dt><strong>mimeType<\/strong><\/dt>\n<dd>\u5fc5\u9700\u3002\u5b57\u7b26\u4e32\u3002\u8868\u793a\u89e3\u6790\u7684\u6587\u6863\u7c7b\u578b\uff0c\u652f\u6301\u4e0b\u8868\u8fd9\u4e9b\u53c2\u6570\u503c\uff1a<\/p>\n<table border=\"0\" width=\"280\" class=\"params_table\" cellspacing=\"1\">\n<thead>\n<tr>\n<th>mimeType\u503c<\/th>\n<th>\u8fd4\u56de\u6587\u6863\u7c7b\u578b<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>text\/html<\/td>\n<td>Document<\/td>\n<\/tr>\n<tr>\n<td>text\/xml<\/td>\n<td>XMLDocument<\/td>\n<\/tr>\n<tr>\n<td>application\/xml<\/td>\n<td>XMLDocument<\/td>\n<\/tr>\n<tr>\n<td>application\/xhtml+xml<\/td>\n<td>XMLDocument<\/td>\n<\/tr>\n<tr>\n<td>image\/svg+xml<\/td>\n<td>XMLDocument<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/dd>\n<\/dl>\n<p>\u5176\u4e2dDocument\u6587\u6863\u7c7b\u578b\u662f\u4f1a\u81ea\u52a8\u5305\u542b<code>&lt;html&gt;<\/code>\u548c<code>&lt;body&gt;<\/code>\u6807\u7b7e\u7684\uff0c\u800cXMLDocument\u6587\u6863\u7c7b\u578b\u5219\u4e0d\u4f1a\u4e3b\u52a8\u6dfb\u52a0<code>&lt;html&gt;<\/code>\u548c<code>&lt;body&gt;<\/code>\u7b49\u6807\u7b7e\uff0c\u4e14\u6839\u636e\u6211\u7684\u6d4b\u8bd5\u5f88\u591a\u666e\u901a\u7684HTML\u6807\u7b7e\u6709\u65f6\u5019\u4f1aparseerror\u89e3\u6790\u9519\u8bef\u3002<\/p>\n<p>\u4e3e\u4e2a\u4f8b\u5b50\uff1a<\/p>\n<pre>var domParser = new DOMParser();\r\nconsole.dir(domParser.parseFromString('&lt;p&gt;\u5185\u5bb9&lt;\/p&gt;', 'text\/html'));<\/pre>\n<p>\u6b64\u65f6\u8fd4\u56de\u7684\u6587\u6863DOM\u6811\u7ed3\u6784\u5982\u4e0b\u622a\u56fe\uff0c\u51fa\u73b0\u4e86DOM\u5b57\u7b26\u4e32\u53c2\u6570\u4e2d\u6ca1\u6709\u7684<code>&lt;html&gt;<\/code>\u548c<code>&lt;body&gt;<\/code>\u6807\u7b7e\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/\/image.zhangxinxu.com\/image\/blog\/201906\/2019-06-23_201020.png\" width=\"402\" height=\"157\" alt=\"\u6587\u6863\u7c7b\u578b\u7ed3\u6784\u5305\u62echtml\u548cbody\" class=\"alignnone size-medium\" \/><\/p>\n<p>\u4f46\u662f\uff0c\u5982\u679c\u6211\u4eec\u8bbe\u7f6e\u7684mimeType\u7c7b\u578b\u662f<code>text\/xml<\/code>\u7684\u8bdd\uff0c\u5219\u53c8\u662f\u8fd4\u56de\u662f\u53e6\u5916\u6a21\u6837\u7684\u6587\u6863\u6811\u7ed3\u6784\uff1a<\/p>\n<pre>var domParser = new DOMParser();\r\nconsole.dir(domParser.parseFromString('&lt;p&gt;\u5185\u5bb9&lt;\/p&gt;', 'text\/xml'));<\/pre>\n<p>\u63a7\u5236\u53f0\u8f93\u51fa\u7ed3\u679c\u5982\u4e0b\u56fe\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/\/image.zhangxinxu.com\/image\/blog\/201906\/2019-06-23_201412.png\" width=\"385\" height=\"77\" alt=\"\u6587\u6863\u6811\u8f93\u51fa\u622a\u56fe\" class=\"alignnone size-medium\" \/><\/p>\n<h4>\u517c\u5bb9\u6027<\/h4>\n<p>DOMParser\u65b9\u6cd5IE9+\u5747\u652f\u6301\u3002<\/p>\n<h3>\u4e8c\u3001\u4e86\u89e3XMLSerializer\u65b9\u6cd5<\/h3>\n<p>XMLSerializer\u65b9\u6cd5\u7684\u4f5c\u7528\u548cDOMParser\u76f8\u53cd\uff0cXMLSerializer\u53ef\u4ee5\u8ba9DOM\u6811\u5bf9\u8c61\u5e8f\u5217\u5316\u4e3a\u5b57\u7b26\u4e32\u3002<\/p>\n<h4>\u8bed\u6cd5<\/h4>\n<pre>var xmlSerializer = new XMLSerializer();<\/pre>\n<p>\u6b64\u65f6<code>xmlSerializer<\/code>\u5c31\u662f\u4e00\u4e2aXMLSerializer\u5bf9\u8c61\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/\/image.zhangxinxu.com\/image\/blog\/201906\/2019-06-23_203808.png\" width=\"164\" height=\"43\" alt=\"XMLSerializer\u5bf9\u8c61\u793a\u610f\" class=\"alignnone size-medium\" \/><\/p>\n<p>XMLSerializer\u5bf9\u8c61\u6709\u4e00\u4e2a\u540d\u4e3a<code>serializeToString()<\/code>\u7684\u65b9\u6cd5\uff0c\u53ef\u4ee5\u8fd4\u56de\u5e8f\u5217\u5316\u7684xml\u5b57\u7b26\u4e32\u3002<\/p>\n<p><strong>\u8bed\u6cd5<\/strong>\u5982\u4e0b\uff1a<\/p>\n<pre>var xmlString = xmlSerializer.serializeToString(rootNode);<\/pre>\n<p>\u8fd4\u56de\u503c\u662fDOMString\u7c7b\u578b\u3002<\/p>\n<p><strong>\u53c2\u6570<\/strong><\/p>\n<dl class=\"dl\">\n<dt><strong>rootNode<\/strong><\/dt>\n<dd>\u5fc5\u987b\u3002\u7528\u6765\u8f6c\u6362\u6210\u5b57\u7b26\u4e32\u7684DOM\u6811\u6839\u8282\u70b9\u3002<\/dd>\n<\/dl>\n<p>\u4f8b\u5982\uff1a<\/p>\n<pre>var xmlSerializer = new XMLSerializer();\r\nconsole.log(xmlSerializer.serializeToString(document.querySelector('.link')));<\/pre>\n<p>\u6211\u5728\u672c\u6587\u5bf9\u5e94\u7684\u63a7\u5236\u53f0\u8fd0\u884c\u4e0a\u9762JS\u4ee3\u7801\uff0c\u7ed3\u679c\u5982\u4e0b\u56fe\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/\/image.zhangxinxu.com\/image\/blog\/201906\/2019-06-23_204906.png\" width=\"429\" height=\"148\" alt=\"serializeToString\u65b9\u6cd5\u6d4b\u8bd5\" class=\"alignnone size-medium\" \/><\/p>\n<h4>\u548couterHTML\u5c5e\u6027\u533a\u522b<\/h4>\n<p><code>serializeToString()<\/code>\u65b9\u6cd5\u548c<code>outerHTML<\/code>\u6709\u4e9b\u7c7b\u4f3c\uff0c\u4f46\u8fd8\u662f\u6709\u6240\u533a\u522b\uff0c\u4e3b\u8981\u6709\u6709\u4e0b\u9762\u4e24\u4e2a\uff1a<\/p>\n<ol>\n<li>outerHTML\u53ea\u80fd\u4f5c\u7528\u5728Element\u5143\u7d20\u4e0a\uff0c\u4f46\u662f\u4e0d\u80fd\u662f\u5176\u4ed6\u8282\u70b9\u7c7b\u578b\uff0c\u4f8b\u5982\u6587\u672c\u8282\u70b9\uff0c\u6ce8\u91ca\u8282\u70b9\u4e4b\u7c7b\u3002\u4f46\u662f<code>serializeToString()<\/code>\u65b9\u6cd5\u9002\u7528\u4e8e\u4efb\u610f\u8282\u70b9\u7c7b\u578b\u3002\u5305\u62ec\uff1a<br \/>\n<table border=\"0\" width=\"280\" class=\"params_table\" cellspacing=\"1\" style=\"margin-top:10px; margin-bottom:10px;\">\n<thead>\n<tr>\n<th>\u8282\u70b9\u7c7b\u578b<\/th>\n<th>\u91ca\u4e49<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>DocumentType<\/td>\n<td>\u6587\u6863\u7c7b\u578b<\/td>\n<\/tr>\n<tr>\n<td>Document<\/td>\n<td>\u6587\u6863<\/td>\n<\/tr>\n<tr>\n<td>DocumentFragment<\/td>\n<td>\u6587\u6863\u7247\u6bb5<\/td>\n<\/tr>\n<tr>\n<td>Element<\/td>\n<td>\u5143\u7d20<\/td>\n<\/tr>\n<tr>\n<td>Comment<\/td>\n<td>\u6ce8\u91ca\u8282\u70b9<\/td>\n<\/tr>\n<tr>\n<td>Text<\/td>\n<td>\u6587\u672c\u8282\u70b9<\/td>\n<\/tr>\n<tr>\n<td>ProcessingInstruction<\/td>\n<td>\u5904\u7406\u6307\u4ee4<\/td>\n<\/tr>\n<tr>\n<td>Attr<\/td>\n<td>\u5c5e\u6027\u8282\u70b9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/li>\n<li><code>serializeToString()<\/code>\u65b9\u6cd5\u4f1a\u7ed9\u6839\u5143\u7d20\u81ea\u52a8\u589e\u52a0xmlns\u547d\u540d\u7a7a\u95f4\uff0c\u4f8b\u5982\u5bf9\u6bd4\u4e0b\u9762\u4e24\u79cd\u4ee3\u7801\u8f93\u51fa\u7ed3\u679c\uff1a\n<pre>div = document.createElement('div');\r\n<span style=\"color:green;\">\/\/ 1. <\/span>\r\nconsole.log(div.outerHTML);\r\n<span style=\"color:green;\">\/\/ 2.<\/span>\r\nvar xmlSerializer = new XMLSerializer();\r\nconsole.log(xmlSerializer.serializeToString(div));<\/pre>\n<p>\u8f93\u51fa\u7ed3\u679c\u5982\u4e0b\u56fe\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/\/image.zhangxinxu.com\/image\/blog\/201906\/2019-06-23_210208.png\" width=\"365\" height=\"106\" alt=\"\u591a\u4e86\u4e2a\u547d\u540d\u7a7a\u95f4\" class=\"alignnone size-medium\" \/>\n<\/li>\n<\/ol>\n<h4>\u517c\u5bb9\u6027<\/h4>\n<p>DOMParser\u65b9\u6cd5IE9+\u5747\u652f\u6301\u3002<\/p>\n<h3>\u4e09\u3001\u5e94\u7528\u4e3e\u4f8b<\/h3>\n<h4>1. \u53bb\u9664HTML\u5b57\u7b26\u4e32\u7684\u6362\u884c\u548c\u6ce8\u91ca<\/h4>\n<p>\u9996\u5148\u6d4b\u8bd5HTML\u5982\u4e0b\uff0c\u653e\u5728\u4e00\u4e2a\u81ea\u5b9a\u4e49\u7684script\u6a21\u677f\u4e2d\uff1a<\/p>\n<pre>&lt;script id=\"tpl\" type=\"text\/template\"&gt;\r\n<span style=\"color:#333;\">&lt;!-- \u8fd9\u662f\u6ce8\u91ca1 --&gt;\r\n&lt;p&gt;\u8fd9\u662f\u6587\u672c\u3002&lt;\/p&gt;\r\n&lt;!-- \u8fd9\u662f\u6ce8\u91ca2 --&gt;\r\n&lt;ol&gt;\r\n    &lt;li&gt;\u5217\u8868&lt;\/li&gt;\r\n    &lt;li&gt;\u5217\u8868&lt;\/li&gt;\r\n    &lt;li&gt;\u5217\u8868&lt;\/li&gt;\r\n&lt;\/ol&gt;<\/span>\r\n&lt;\/script&gt;<\/pre>\n<p>\u6211\u4eec\u5e73\u5e38\u4e3a\u4e86\u4fbf\u4e8e\u9605\u8bfb\uff0c\u540c\u65f6\u7ef4\u62a4\u65b9\u4fbf\uff0cHTML\u6a21\u677f\u662f\u5305\u542b\u7f29\u8fdb\u548c\u6ce8\u91ca\u7684\uff0c\u4f46\u662f\u5b9e\u9645\u89e3\u6790\u548c\u8fd9\u4e9b\u662f\u4e0d\u9700\u8981\u7684\uff0c\u9700\u8981\u5220\u9664\uff0c\u5904\u7406\u5b57\u7b26\u4e32\u6b63\u5219\u66ff\u6362\u8fd9\u79cd\u65b9\u6cd5\u4ee5\u5916\uff0c\u8fd8\u53ef\u4ee5\u8bd5\u8bd5\u4f7f\u7528\u6d4f\u89c8\u5668\u539f\u751f\u7684\u4e00\u4e9bDOM API\u65b9\u6cd5\uff0c\u4f8b\u5982DOMParse\uff0cJavaScript\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<pre>var htmlTpl = tpl.innerHTML;\r\n<span style=\"color:green;\">\/\/ \u5b57\u7b26\u4e32\u8f6c\u6362\u6210\u6587\u6863\u7c7b\u578b<\/span>\r\nvar domParser = new DOMParser();\r\nvar doc = domParser.parseFromString(htmlTpl, 'text\/html');\r\n\r\n<span style=\"color:green;\">\/\/ \u4f7f\u7528\u539f\u751f\u7684TreeWalker\u8fdb\u884c\u904d\u5386<\/span>\r\nvar treeWalker = document.createTreeWalker(doc);\r\nvar arrNodeRemove = [];\r\n<span style=\"color:green;\">\/\/ \u904d\u5386\u6ce8\u91ca\u8282\u70b9\u548c\u6362\u884c\u6587\u672c\u8282\u70b9<\/span>\r\nwhile(treeWalker.nextNode()) {\r\n    var node = treeWalker.currentNode;\r\n    if (node.nodeType == Node.COMMENT_NODE || (node.nodeType == Node.TEXT_NODE &amp;&amp; node.nodeValue.trim() == '')) {\r\n        arrNodeRemove.push(node);\r\n    }\r\n}\r\n<span style=\"color:green;\">\/\/ \u8282\u70b9\u79fb\u9664<\/span>\r\narrNodeRemove.forEach(function (node) {\r\n    node.parentNode.removeChild(node);\r\n});\r\n<span style=\"color:green;\">\/\/ \u5b57\u7b26\u4e32\u8fd8\u539f<\/span>\r\nconsole.log(doc.body.innerHTML);\r\n<span style=\"color:green;\">\/\/ \u8f93\u51fa\u7ed3\u679c\u662f\uff1a\r\n\/\/ &lt;p&gt;\u8fd9\u662f\u6587\u672c\u3002&lt;\/p&gt;&lt;ol&gt;&lt;li&gt;\u5217\u8868&lt;\/li&gt;&lt;li&gt;\u5217\u8868&lt;\/li&gt;&lt;li&gt;\u5217\u8868&lt;\/li&gt;&lt;\/ol&gt;<\/span><\/pre>\n<p>Chrome\u6d4f\u89c8\u5668\u622a\u56fe\u5982\u4e0b\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/\/image.zhangxinxu.com\/image\/blog\/201906\/2019-06-23_223257.png\" width=\"488\" height=\"129\" alt=\"\u5904\u7406\u5e72\u51c0\u540e\u7684HTML\u5b57\u7b26\u5185\u5bb9\" class=\"alignnone size-medium\" \/><\/p>\n<p>\u53ef\u4ee5\u770b\u5230\uff0cHTML\u5b57\u7b26\u4e32\u4e2d\u6ce8\u91ca\u76f8\u5173\u7684\uff0c\u4ee5\u53ca\u6362\u884c\u7a7a\u683c\u90fd\u88ab\u79fb\u9664\u4e86\uff0c\u4f7f\u7528DOMParser\u65b9\u6cd5\u7684\u597d\u5904\u662f\u6bd4\u6b63\u5219\u8868\u8fbe\u5f0f\u66ff\u6362\u66f4\u5bb9\u6613\u7406\u89e3\u4e0e\u4e0a\u624b\uff0c\u7531\u4e8e\u4f7f\u7528\u6d4f\u89c8\u5668\u5185\u7f6e\u7684\u89e3\u6790\uff0c\u56e0\u6b64HTML\u5b57\u7b26\u5bb9\u9519\u6027\u66f4\u5f3a\uff0c\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u53ef\u80fd\u65e0\u6cd5\u9762\u9762\u4ff1\u5230\u3002\u4e0d\u8db3\u5c31\u662f\u4ee3\u7801\u91cf\u76f8\u5bf9\u591a\u4e00\u70b9\u3002<\/p>\n<h3>\u56db\u3001\u7ed3\u8bed<\/h3>\n<p>\u4eca\u5929\u6574\u7406\u4e0e\u7814\u7a76\u8fd9\u7bc7\u6587\u7ae0\u65f6\u5019\u53d1\u73b0\u81ea\u5df1\u8fd8\u6709\u5f88\u591a\u539f\u751f\u7684DOM 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target=\"_blank\">MDN-XMLSerializer<\/a><\/li>\n<\/ol>\n<p>\u611f\u8c22\u9605\u8bfb\uff01<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/\/image.zhangxinxu.com\/image\/emtion\/emoji\/1f618.svg\" width=\"20\" height=\"20\" align=\"absmiddle\"><\/p>\n<p>\u672c\u6587\u4e3a\u539f\u521b\u6587\u7ae0\uff0c\u6b22\u8fce\u5206\u4eab\uff0c\u52ff\u5168\u6587\u8f6c\u8f7d\uff0c\u5982\u679c\u5185\u5bb9\u4f60\u5b9e\u5728\u559c\u6b22\uff0c\u53ef\u4ee5\u52a0\u5165\u6536\u85cf\u5939\uff0c\u6c38\u4e0d\u8fc7\u671f\uff0c\u800c\u4e14\u8fd8\u4f1a\u53ca\u65f6\u66f4\u65b0\u77e5\u8bc6\u70b9\u4ee5\u53ca\u4fee\u6b63\u9519\u8bef\uff0c\u9605\u8bfb\u4f53\u9a8c\u4e5f\u66f4\u597d\u3002<br \/>\n\u672c\u6587\u5730\u5740\uff1a<a href=\"https:\/\/www.zhangxinxu.com\/wordpress\/?p=8756\">https:\/\/www.zhangxinxu.com\/wordpress\/?p=8756<\/a><\/p>\n<p>\uff08\u672c\u7bc7\u5b8c\uff09<\/p>\n","protected":false},"excerpt":{"rendered":"<p><img decoding=\"async\" src=\"\/\/image.zhangxinxu.com\/image\/blog\/201906\/cloud-cover.png\" width=\"161\" height=\"100\" class=\"alignright size-medium\" alt=\"\u5934\u56fe\" loading=\"lazy\" \/><\/p>\n<p>\u672c\u6587\u4ecb\u7ecd\u4e24\u4e2aDOM API\uff0cDOMParser\u548cXMLSerializer\uff0c\u4e00\u4e2a\u662fHTML\u5b57\u7b26\u4e32\u89e3\u6790\u6210DOM tree\uff0c\u53e6\u5916\u4e00\u4e2a\u662f\u628aDOM 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