{"id":26055,"date":"2023-04-24T09:05:00","date_gmt":"2023-04-24T01:05:00","guid":{"rendered":"https:\/\/docs.pingcode.com\/?p=26055"},"modified":"2023-07-30T23:29:16","modified_gmt":"2023-07-30T15:29:16","slug":"%e5%9c%a8%e6%95%b0%e6%8d%ae%e7%bb%93%e6%9e%84%e4%b8%adp-nextheadhead-nextp%e6%98%af%e4%bb%80%e4%b9%88%e6%84%8f%e6%80%9d","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/26055.html","title":{"rendered":"\u5728\u6570\u636e\u7ed3\u6784\u4e2dp->next=head;head->next=p\u662f\u4ec0\u4e48\u610f\u601d"},"content":{"rendered":"<blockquote class=\"wp-block-quote\">\n<p>\u5728\u6570\u636e\u7ed3\u6784\u4e2dp-&gt;next=head;head-&gt;next=p\u7684\u610f\u601d\u662f\uff1a\u8fd9\u4e24\u4e2a\u8868\u8fbe\u5f0f\u7684\u64cd\u4f5c\u6d89\u53ca\u5230\u4e09\u4e2a\u6307\u9488\uff1ap\u3001head \u548c next\u3002\u5047\u8bbep\u548chead\u5206\u522b\u6307\u5411\u5355\u94fe\u8868\u4e2d\u7684\u4e24\u4e2a\u8282\u70b9\u3002\u8fd9\u4e24\u4e2a\u8868\u8fbe\u5f0f\u7684\u76ee\u7684\u662f\u5c06p\u8282\u70b9\u63d2\u5165\u5230head\u8282\u70b9\u4e4b\u540e\u3002<\/p>\n<\/blockquote>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img fetchpriority=\"high\" alt=\"\" class=\"wp-image-26056\" decoding=\"async\" height=\"421\" sizes=\"(max-width: 680px) 100vw, 680px\" src=\"https:\/\/cdn-docs.pingcode.com\/wp-content\/uploads\/2023\/04\/\u95ee\u7b54\u6a21\u677f680-\u00d7-421-\u50cf\u7d20-9.jpg?x-oss-process=image\/auto-orient,1\/format,webp\" srcset=\"https:\/\/cdn-docs.pingcode.com\/wp-content\/uploads\/2023\/04\/\u95ee\u7b54\u6a21\u677f680-\u00d7-421-\u50cf\u7d20-9.jpg?x-oss-process=image\/auto-orient,1\/format,webp 680w, https:\/\/cdn-docs.pingcode.com\/wp-content\/uploads\/2023\/04\/\u95ee\u7b54\u6a21\u677f680-\u00d7-421-\u50cf\u7d20-9-300x186.jpg 300w\" width=\"680\"\/><\/figure>\n<\/div>\n<h2 class=\"wp-block-heading\">\u4e00\u3001\u5728\u6570\u636e\u7ed3\u6784\u4e2dp-&gt;next=head;head-&gt;next=p\u7684\u610f\u601d<\/h2>\n<p>\u5355\u94fe\u8868\u662f\u4e00\u79cd\u7ebf\u6027\u6570\u636e\u7ed3\u6784\uff0c\u7531\u4e00\u7cfb\u5217\u8282\u70b9\u7ec4\u6210\u3002\u6bcf\u4e2a\u8282\u70b9\u5305\u542b\u4e24\u4e2a\u90e8\u5206\uff1a\u6570\u636e\u57df\u548c\u6307\u9488\u57df\u3002\u6570\u636e\u57df\u5b58\u50a8\u6570\u636e\u5143\u7d20\uff0c\u6307\u9488\u57df\u5b58\u50a8\u6307\u5411\u4e0b\u4e00\u4e2a\u8282\u70b9\u7684\u6307\u9488\u3002\u94fe\u8868\u7684\u6700\u540e\u4e00\u4e2a\u8282\u70b9\u7684\u6307\u9488\u57df\u6307\u5411\u7a7a\uff08NULL\uff09\uff0c\u8868\u793a\u94fe\u8868\u7684\u7ed3\u675f\u3002\u5355\u94fe\u8868\u7684\u7279\u70b9\u662f\u6bcf\u4e2a\u8282\u70b9\u53ea\u6709\u4e00\u4e2a\u6307\u9488\u57df\uff0c\u53ea\u80fd\u5355\u5411\u8bbf\u95ee\u3002<\/p>\n<p>\u63a5\u4e0b\u6765\u770b\u8868\u8fbe\u5f0f<code>p-&gt;next = head; head-&gt;next = p;<\/code>\u7684\u542b\u4e49<\/p>\n<p>\u8fd9\u4e24\u4e2a\u8868\u8fbe\u5f0f\u7684\u64cd\u4f5c\u6d89\u53ca\u5230\u4e09\u4e2a\u6307\u9488\uff1ap\u3001head \u548c next\u3002\u5047\u8bbep\u548chead\u5206\u522b\u6307\u5411\u5355\u94fe\u8868\u4e2d\u7684\u4e24\u4e2a\u8282\u70b9\u3002\u8fd9\u4e24\u4e2a\u8868\u8fbe\u5f0f\u7684\u76ee\u7684\u662f\u5c06p\u8282\u70b9\u63d2\u5165\u5230head\u8282\u70b9\u4e4b\u540e\u3002<\/p>\n<p>\u5177\u4f53\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n<ul>\n<li><code>p-&gt;next = head;<\/code>\uff1a\u5c06p\u8282\u70b9\u7684\u6307\u9488\u57df\u6307\u5411head\u8282\u70b9\u7684\u4e0b\u4e00\u4e2a\u8282\u70b9\u3002\u5373\u5c06p\u8282\u70b9\u8fde\u63a5\u5230head\u8282\u70b9\u4e4b\u540e\u7684\u90a3\u4e2a\u8282\u70b9\u4e0a\u3002\u8fd9\u6837\u4e00\u6765\uff0cp\u8282\u70b9\u6210\u4e3a\u4e86head\u8282\u70b9\u540e\u9762\u7684\u4e00\u4e2a\u65b0\u8282\u70b9\u3002<\/li>\n<li><code>head-&gt;next = p;<\/code>\uff1a\u5c06head\u8282\u70b9\u7684\u6307\u9488\u57df\u6307\u5411p\u8282\u70b9\u3002\u8fd9\u6837\uff0chead\u8282\u70b9\u548cp\u8282\u70b9\u4e4b\u95f4\u7684\u8fde\u63a5\u5c31\u5efa\u7acb\u4e86\uff0cp\u8282\u70b9\u6b63\u5f0f\u6210\u4e3a\u4e86head\u8282\u70b9\u540e\u9762\u7684\u4e00\u4e2a\u8282\u70b9\u3002<\/li>\n<\/ul>\n<p>\u901a\u8fc7\u8fd9\u4e24\u4e2a\u8868\u8fbe\u5f0f\u7684\u64cd\u4f5c\uff0c\u6211\u4eec\u6210\u529f\u5730\u5c06p\u8282\u70b9\u63d2\u5165\u5230\u4e86head\u8282\u70b9\u4e4b\u540e\u3002\u6574\u4e2a\u8fc7\u7a0b\u6ca1\u6709\u4f7f\u7528\u989d\u5916\u7684\u5185\u5b58\u7a7a\u95f4\uff0c\u4ec5\u901a\u8fc7\u6539\u53d8\u6307\u9488\u57df\u7684\u6307\u5411\u5b9e\u73b0\u4e86\u8282\u70b9\u7684\u63d2\u5165\u3002<\/p>\n<p>\u8fd9\u4e2a\u64cd\u4f5c\u9700\u8981\u786e\u4fdd\u5728\u64cd\u4f5c\u8fc7\u7a0b\u4e2d\u4e0d\u4f1a\u4e22\u5931\u94fe\u8868\u7684\u5176\u4ed6\u90e8\u5206\u3002\u4e3a\u4e86\u907f\u514d\u8fd9\u79cd\u60c5\u51b5\uff0c\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u6211\u4eec\u901a\u5e38\u9700\u8981\u5728\u63d2\u5165\u8282\u70b9\u4e4b\u524d\u4fdd\u7559\u94fe\u8868\u540e\u7eed\u90e8\u5206\u7684\u6307\u9488\uff0c\u6216\u8005\u5728\u8c03\u6574\u6307\u9488\u4e4b\u524d\u5148\u5b8c\u6210\u5176\u4ed6\u5fc5\u8981\u7684\u64cd\u4f5c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728\u6570\u636e\u7ed3\u6784\u4e2dp-&gt;next=head;head-&gt;next=p\u7684\u610f\u601d\u662f\uff1a\u8fd9\u4e24\u4e2a\u8868\u8fbe\u5f0f\u7684\u64cd\u4f5c\u6d89\u53ca\u5230\u4e09 [&hellip;]","protected":false},"author":1,"featured_media":26057,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[123],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/26055"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=26055"}],"version-history":[{"count":0,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/26055\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/26057"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=26055"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=26055"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=26055"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}