{"id":3726,"date":"2024-11-10T10:47:13","date_gmt":"2024-11-10T02:47:13","guid":{"rendered":"https:\/\/fwq.ai\/blog\/3726\/"},"modified":"2024-11-10T10:47:13","modified_gmt":"2024-11-10T02:47:13","slug":"%e5%a6%82%e4%bd%95%e9%80%89%e6%8b%a9%e5%85%83%e7%b4%a0%e4%b8%aa%e6%95%b0%e4%b8%8d%e5%9b%ba%e5%ae%9a%e7%9a%84%e6%8c%87%e5%ae%9a%e7%b1%bb%e5%90%8d%e5%ad%90%e5%85%83%e7%b4%a0%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/3726\/","title":{"rendered":"\u5982\u4f55\u9009\u62e9\u5143\u7d20\u4e2a\u6570\u4e0d\u56fa\u5b9a\u7684\u6307\u5b9a\u7c7b\u540d\u5b50\u5143\u7d20\uff1f"},"content":{"rendered":"

\"\u5982\u4f55\u9009\u62e9\u5143\u7d20\u4e2a\u6570\u4e0d\u56fa\u5b9a\u7684\u6307\u5b9a\u7c7b\u540d\u5b50\u5143\u7d20\uff1f\u63d2\u56fe\"<\/p>\n

\u7075\u6d3b\u9009\u62e9\u5143\u7d20\u4e2a\u6570\u4e0d\u56fa\u5b9a\u7684\u6307\u5b9a\u7c7b\u540d\u5b50\u5143\u7d20<\/strong><\/p>\n

\u5728\u4e2d\uff0c\u6709\u65f6\u9700\u8981\u9009\u62e9\u7279\u5b9a\u7c7b\u540d\u7684\u5b50\u5143\u7d20\uff0c\u4f46\u8fd9\u4e9b\u5143\u7d20\u7684\u6570\u91cf\u5e76\u4e0d\u56fa\u5b9a\u3002\u4f8b\u5982\uff0c\u4e0b\u9762\u8fd9\u6bb5 html \u4ee3\u7801\u4e2d\uff0cactivebar \u548c item \u5143\u7d20\u7684\u6570\u91cf\u5747\u4e0d\u56fa\u5b9a\uff1a<\/p>\n

<div class=\"main\">\n  <div class=\"activebar\"><\/div>\n  <div class=\"activebar\"><\/div>*n\n  <div class=\"activebar\"><\/div>\n  <div class=\"item\"><\/div>\n  <div class=\"item\"><\/div>*n\n  <div class=\"item\"><\/div>\n<\/div><\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u5982\u679c\u9700\u8981\u9009\u62e9\u7b2c\u4e00\u4e2a item\u5143\u7d20\uff0c\u53ef\u4ee5\u4f7f\u7528  \u9009\u62e9\u5668 :nth-child()\u3002\u8be5\u9009\u62e9\u5668\u5141\u8bb8\u6307\u5b9a\u7236\u5143\u7d20\u4e2d\u7684\u7279\u5b9a\u5b50\u5143\u7d20\u4f4d\u7f6e\uff0c\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n
:nth-child(<nth> [of <complex-selector-list>]?)<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u5176\u4e2d\uff1a<\/p>\n
    \n
  •  \u6307\u5b9a\u5b50\u5143\u7d20\u7684\u4f4d\u7f6e\uff0c\u53ef\u4ee5\u662f\u6570\u5b57\uff08\u4ece 1 \u5f00\u59cb\uff09\u6216\u5173\u952e\u8bcd\uff08\u4f8b\u5982 first-child\uff09\u3002 <\/li>\n
  •  \u6307\u5b9a\u8981\u9009\u62e9\u7684\u7236\u5143\u7d20\u548c\u5b50\u5143\u7d20\u7684\u590d\u6742\u9009\u62e9\u5668\u5217\u8868\uff0c\u4f8b\u5982 div.m n .item\u3002 <\/li>\n<\/ul>\n
    \u56e0\u6b64\uff0c\u4e3a\u4e86\u9009\u62e9\u7b2c\u4e00\u4e2a item \u5143\u7d20\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u9009\u62e9\u5668\uff1a<\/p>\n
    .main :nth-child(1) of .item<\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
    \u8be5\u9009\u62e9\u5668\u5c06\u9009\u62e9 main \u5143\u7d20\u4e2d\u7684\u7b2c\u4e00\u4e2a item \u5b50\u5143\u7d20\u3002<\/p>\n
    \u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u9009\u62e9\u5143\u7d20\u4e2a\u6570\u4e0d\u56fa\u5b9a\u7684\u6307\u5b9a\u7c7b\u540d\u5b50\u5143\u7d20\uff1f\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u7075\u6d3b\u9009\u62e9\u5143\u7d20\u4e2a\u6570\u4e0d\u56fa\u5b9a\u7684\u6307\u5b9a\u7c7b\u540d\u5b50\u5143\u7d20 \u5728\u4e2d\uff0c\u6709\u65f6\u9700\u8981\u9009\u62e9\u7279\u5b9a\u7c7b\u540d\u7684\u5b50\u5143\u7d20\uff0c\u4f46\u8fd9\u4e9b\u5143\u7d20\u7684\u6570\u91cf\u5e76\u4e0d\u56fa\u5b9a\u3002\u4f8b\u5982\uff0c\u4e0b\u9762\u8fd9\u6bb5 html \u4ee3\u7801\u4e2d\uff0cactivebar \u548c item \u5143\u7d20\u7684\u6570\u91cf\u5747\u4e0d\u56fa\u5b9a\uff1a <div class=”main”> <div class=”activebar”><\/div> <div class=”activebar”><\/div>*n <div class=”activebar”><\/div> <div class=”item”><\/div> <div class=”item”><\/div>*n <div class=”item”><\/div> <\/div> \u767b\u5f55\u540e\u590d\u5236 \u5982\u679c\u9700\u8981\u9009\u62e9\u7b2c\u4e00\u4e2a item\u5143\u7d20\uff0c\u53ef\u4ee5\u4f7f\u7528 \u9009\u62e9\u5668 :nth-child()\u3002\u8be5\u9009\u62e9\u5668\u5141\u8bb8\u6307\u5b9a\u7236\u5143\u7d20\u4e2d\u7684\u7279\u5b9a\u5b50\u5143\u7d20\u4f4d\u7f6e\uff0c\u8bed\u6cd5\u5982\u4e0b\uff1a :nth-child(<nth> [of <complex-selector-list>]?) \u767b\u5f55\u540e\u590d\u5236 \u5176\u4e2d\uff1a \u6307\u5b9a\u5b50\u5143\u7d20\u7684\u4f4d\u7f6e\uff0c\u53ef\u4ee5\u662f\u6570\u5b57\uff08\u4ece 1 \u5f00\u59cb\uff09\u6216\u5173\u952e\u8bcd\uff08\u4f8b\u5982 first-child\uff09\u3002 \u6307\u5b9a\u8981\u9009\u62e9\u7684\u7236\u5143\u7d20\u548c\u5b50\u5143\u7d20\u7684\u590d\u6742\u9009\u62e9\u5668\u5217\u8868\uff0c\u4f8b\u5982 div.m n .item\u3002 \u56e0\u6b64\uff0c\u4e3a\u4e86\u9009\u62e9\u7b2c\u4e00\u4e2a item \u5143\u7d20\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u9009\u62e9\u5668\uff1a .main :nth-child(1) of .item \u767b\u5f55\u540e\u590d\u5236 \u8be5\u9009\u62e9\u5668\u5c06\u9009\u62e9 main \u5143\u7d20\u4e2d\u7684\u7b2c\u4e00\u4e2a item \u5b50\u5143\u7d20\u3002 \u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u9009\u62e9\u5143\u7d20\u4e2a\u6570\u4e0d\u56fa\u5b9a\u7684\u6307\u5b9a\u7c7b\u540d\u5b50\u5143\u7d20\uff1f\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-3726","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/3726","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=3726"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/3726\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=3726"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=3726"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=3726"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}