{"id":207897,"date":"2025-07-08T14:03:20","date_gmt":"2025-07-08T06:03:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/207897\/"},"modified":"2025-07-08T14:03:20","modified_gmt":"2025-07-08T06:03:20","slug":"%e4%bd%bf%e7%94%a8-colly-%e8%bf%ad%e4%bb%a3-htmlelement-%e5%b1%9e%e6%80%a7%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/207897\/","title":{"rendered":"\u4f7f\u7528 colly \u8fed\u4ee3 HTMLElement \u5c5e\u6027\uff1f"},"content":{"rendered":"<p><b><\/b> <\/p>\n<p>\u5f53\u524d\u4f4d\u7f6e\uff1a <span>&gt;<\/span> <span>&gt;<\/span> <span>&gt;<\/span> <span>&gt;<\/span> <span>\u4f7f\u7528 colly \u8fed\u4ee3 HTMLElement \u5c5e\u6027\uff1f<\/span><\/p>\n<p><span>\u6765\u6e90\uff1astackoverflow<\/span><br \/>\n<span>2024-04-26 15:48:26<\/span><br \/>\n<span><i><\/i>0\u6d4f\u89c8<\/span><br \/>\n<span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>\u5c0f\u4f19\u4f34\u4eec\u6709\u6ca1\u6709\u89c9\u5f97\u5b66\u4e60<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">Golang<\/span>\u5f88\u6709\u610f\u601d\uff1f\u6709\u610f\u601d\u5c31\u5bf9\u4e86\uff01\u4eca\u5929\u5c31\u7ed9\u5927\u5bb6\u5e26\u6765<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u4f7f\u7528 colly \u8fed\u4ee3 HTMLElement \u5c5e\u6027\uff1f\u300b<\/span>\uff0c\u4ee5\u4e0b\u5185\u5bb9\u5c06\u4f1a\u6d89\u53ca\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\uff0c\u82e5\u662f\u5728\u5b66\u4e60\u4e2d\u5bf9\u5176\u4e2d\u90e8\u5206\u77e5\u8bc6\u70b9\u6709\u7591\u95ee\uff0c\u6216\u8bb8\u770b\u4e86\u672c\u6587\u5c31\u80fd\u5e2e\u5230\u4f60\uff01<\/p>\n<p> \u95ee\u9898\u5185\u5bb9<br \/>\n <\/p>\n<p>\u5982 html \u7ed3\u6784\u4e2d\u6240\u793a\uff0c\u5c5e\u6027\u662f\u79c1\u6709\u5c5e\u6027\uff1a<\/p>\n<pre>\/\/ HTMLElement is the representation of a HTML tag.\ntype HTMLElement struct {\n    \/\/ Name is the name of the tag\n    Name       string\n    Text       string\n    attributes []html.Attribute\n    \/\/ Request is the request object of the element's HTML document\n    Request *Request\n    \/\/ Response is the Response object of the element's HTML document\n    Response *Response\n    \/\/ DOM is the goquery parsed DOM object of the page. DOM is relative\n    \/\/ to the current HTMLElement\n    DOM *goquery.Selection\n    \/\/ Index stores the position of the current element within all the elements matched by an OnHTML callback\n    Index int\n}\n<\/pre>\n<p>\u6709\u8bf8\u5982 <code>.attr()<\/code> \u4e4b\u7c7b\u7684\u51fd\u6570\u7528\u4e8e\u83b7\u53d6\u5355\u4e2a\u5c5e\u6027\uff0c\u4f46\u662f\u6211\u5982\u4f55\u8fed\u4ee3\u6240\u6709\u5c5e\u6027\uff1f\u4f3c\u4e4e\u6ca1\u6709\u660e\u663e\u7684\u65b9\u6cd5\u6765\u8bbf\u95ee\u8be5\u7ed3\u6784\u4e2d\u7684 <code>attributes<\/code> \u6216\u51fd\u6570\u3002<\/p>\n<p> <\/p>\n<h2>\u6b63\u786e\u7b54\u6848<\/h2>\n<p> <\/p>\n<p>\u901a\u8fc7\u8bbf\u95ee\u4e0b\u9762\u7684\u539f\u59cb <code>html.node<\/code>\uff0c\u6211\u4eec\u53ef\u4ee5\u8fed\u4ee3\uff1a<\/p>\n<pre>for _, node := range e.DOM.Nodes {\n    fmt.Println(node.Attr)\n}\n<\/pre>\n<p>\u4ee5\u4e0a\u5c31\u662f\u300a\u4f7f\u7528 colly \u8fed\u4ee3 HTMLElement \u5c5e\u6027\uff1f\u300b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8e\u7684\u8d44\u6599\u8bf7\u5173\u6ce8\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5f53\u524d\u4f4d\u7f6e\uff1a &gt; &gt; &#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-207897","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207897","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=207897"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207897\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=207897"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=207897"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=207897"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}