{"id":204279,"date":"2025-05-29T12:24:30","date_gmt":"2025-05-29T04:24:30","guid":{"rendered":"https:\/\/server.hk\/cnblog\/204279\/"},"modified":"2025-05-29T12:24:30","modified_gmt":"2025-05-29T04:24:30","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-scrapy-xpath-%e8%8e%b7%e5%8f%96-div-%e6%a0%87%e7%ad%be%e4%b8%8b%e7%9a%84%e5%ae%8c%e6%95%b4-html-%e5%86%85%e5%ae%b9%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/204279\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528 Scrapy Xpath \u83b7\u53d6 div \u6807\u7b7e\u4e0b\u7684\u5b8c\u6574 HTML \u5185\u5bb9\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>\u5982\u4f55\u4f7f\u7528 Scrapy Xpath \u83b7\u53d6 div \u6807\u7b7e\u4e0b\u7684\u5b8c\u6574 HTML \u5185\u5bb9\uff1f <\/h1>\n<p>\u4f60\u5728\u5b66\u4e60\u76f8\u5173\u7684\u77e5\u8bc6\u5417\uff1f\u672c\u6587<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u5982\u4f55\u4f7f\u7528 Scrapy Xpath \u83b7\u53d6 div \u6807\u7b7e\u4e0b\u7684\u5b8c\u6574 HTML \u5185\u5bb9\uff1f \u300b<\/span>\uff0c\u4e3b\u8981\u4ecb\u7ecd\u7684\u5185\u5bb9\u5c31\u6d89\u53ca\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\uff0c\u5982\u679c\u4f60\u60f3\u63d0\u5347\u81ea\u5df1\u7684\u5f00\u53d1\u80fd\u529b\uff0c\u5c31\u4e0d\u8981\u9519\u8fc7\u8fd9\u7bc7\u6587\u7ae0\uff0c\u5927\u5bb6\u8981\u77e5\u9053\u7f16\u7a0b\u7406\u8bba\u57fa\u7840\u548c\u5b9e\u6218\u64cd\u4f5c\u90fd\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u54e6\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241103\/17306048256726ef19e3af8.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>\u5982\u4f55\u7528 scrapy xpath \u83b7\u53d6\u6307\u5b9a\u6807\u7b7e\u4e0b\u7684\u5b8c\u6574 html \u5185\u5bb9\uff1f<\/strong><\/p>\n<p>\u7ed9\u5b9a\u4ee5\u4e0b html \u7247\u6bb5\uff1a<\/p>\n<pre>&lt;div class=\"contson\"&gt;\n    \u8fd9\u662f\u6587\u672c\n    &lt;p&gt;aaaa&lt;\/p&gt;\n     \u8fd9\u662f\u6587\u672c2\n     &lt;br&gt;\n      \u8fd9\u662f\u6587\u672c3\n&lt;\/div&gt;<\/pre>\n<p>\u6211\u4eec\u5e0c\u671b\u83b7\u53d6 div.contson \u4e2d\u7684\u6240\u6709\u5185\u5bb9\uff0c\u5305\u62ec html \u6807\u7b7e\u3002<\/p>\n<pre>'\u8fd9\u662f\u6587\u672c&lt;p&gt;aaaa&lt;\/p&gt;\u8fd9\u662f\u6587\u672c2&lt;br&gt;\u8fd9\u662f\u6587\u672c3'<\/pre>\n<p>\u901a\u5e38\u65b9\u6cd5\uff0c\u5982 string(.)\uff0c\u53ea\u80fd\u83b7\u53d6\u7eaf\u6587\u672c\u3002\u7136\u800c\uff0cnode() \u51fd\u6570\u53ef\u4ee5\u83b7\u53d6\u6307\u5b9a\u5143\u7d20\u4e0b\u7684\u6240\u6709\u8282\u70b9\u3001\u5143\u7d20\u548c\u5185\u5bb9\u3002<\/p>\n<p>\u4f7f\u7528\u4ee5\u4e0b xpath \u8868\u8fbe\u5f0f\uff1a<\/p>\n<pre>xx.xpath('\/\/div[@class=\"contson\"]\/node()').extract()<\/pre>\n<p>\u7136\u540e\u5c06\u5217\u8868\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\uff1a<\/p>\n<pre>\"\".join(xx)<\/pre>\n<p>\u5373\u53ef\u5f97\u5230\u6240\u9700\u7684\u5b8c\u6574 html \u5185\u5bb9\u3002<\/p>\n<p>\u4eca\u5929\u5173\u4e8e\u300a\u5982\u4f55\u4f7f\u7528 Scrapy Xpath \u83b7\u53d6 div \u6807\u7b7e\u4e0b\u7684\u5b8c\u6574 HTML \u5185\u5bb9\uff1f \u300b\u7684\u5185\u5bb9\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\uff0c\u5982\u679c\u6709\u4ec0\u4e48\u7591\u95ee\u6216\u8005\u5efa\u8bae\uff0c\u53ef\u4ee5\u5728\u516c\u4f17\u53f7\u4e0b\u591a\u591a\u56de\u590d\u4ea4\u6d41\uff1b\u6587\u4e2d\u82e5\u6709\u4e0d\u6b63\u4e4b\u5904\uff0c\u4e5f\u5e0c\u671b\u56de\u590d\u7559\u8a00\u4ee5\u544a\u77e5\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u4f7f\u7528 Scrapy Xpat&#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-204279","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204279","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=204279"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204279\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=204279"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=204279"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=204279"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}