{"id":1586,"date":"2024-11-10T15:57:14","date_gmt":"2024-11-10T07:57:14","guid":{"rendered":"https:\/\/fwq.ai\/blog\/1586\/"},"modified":"2024-11-10T15:57:14","modified_gmt":"2024-11-10T07:57:14","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8-javascript-%e4%b8%ad%e4%bd%bf%e7%94%a8-id-%e5%af%b9-div-%e5%85%83%e7%b4%a0%e8%bf%9b%e8%a1%8c%e9%87%8d%e6%96%b0%e6%8e%92%e5%ba%8f%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/1586\/","title":{"rendered":"\u5982\u4f55\u5728 JavaScript \u4e2d\u4f7f\u7528 ID \u5bf9 DIV \u5143\u7d20\u8fdb\u884c\u91cd\u65b0\u6392\u5e8f\uff1f"},"content":{"rendered":"

\"\u5982\u4f55\u5728<\/p>\n

js\u4e2d\u4f7f\u7528id\u5bf9div\u91cd\u65b0\u6392\u5e8f<\/strong><\/p>\n

\u8981\u5728js\u4e2d\u5bf9\u5e26\u6709id\u7684div\u91cd\u65b0\u6392\u5e8f\uff0c\u53ef\u4ee5\u4f7f\u7528sort()\u65b9\u6cd5\u548cgetelementbyid()\u83b7\u53d6div\u3002<\/p>\n

\u6b65\u9aa4\uff1a<\/strong><\/p>\n

    \n
  1. \u83b7\u53d6div\u5143\u7d20\u5217\u8868\uff1a<\/strong>\u4f7f\u7528getelementbyid()\u83b7\u53d6\u5e26\u6709id\u7684div\u5143\u7d20\uff0c\u5e76\u5c06\u5176\u5b58\u50a8\u5728\u4e00\u4e2a\u6570\u7ec4\u4e2d\u3002<\/li>\n
  2. \u4e3a\u6bcf\u4e2adiv\u8bbe\u7f6e\u6392\u5e8f\u987a\u5e8f\uff1a<\/strong>\u4e3a\u6570\u7ec4\u4e2d\u7684\u6bcf\u4e2adiv\u5143\u7d20\u6dfb\u52a0\u4e00\u4e2a\u5c5e\u6027\uff0c\u8be5\u5c5e\u6027\u6307\u793a\u5176\u6240\u9700\u7684\u6392\u5e8f\u987a\u5e8f\u3002<\/li>\n
  3. \u5bf9\u6570\u7ec4\u6392\u5e8f\uff1a<\/strong>\u4f7f\u7528sort()\u65b9\u6cd5\u5bf9\u6570\u7ec4\u6309\u6392\u5e8f\u987a\u5e8f\u8fdb\u884c\u6392\u5e8f\u3002<\/li>\n
  4. \u91cd\u65b0\u63d2\u5165div\uff1a<\/strong>\u904d\u5386\u5df2\u6392\u5e8f\u6570\u7ec4\u5e76\u5c06\u5176div\u63d2\u5165\u5230dom\u4e2d\u6309\u987a\u5e8f\u3002<\/li>\n<\/ol>\n

    \u793a\u4f8b\uff1a<\/strong><\/p>\n

    \u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n

    html\uff1a<\/strong><\/p>\n

    <div id=\"divs\">\n  <div id=\"2\">2\u6d77\u9762\u5012\u6620\u7740\u7f8e\u4e3d\u7684\u767d\u5854\uff0c\u56db\u5468\u73af\u7ed5\u7740\u7eff\u6811\u7ea2\u5899\u3002<\/div>\n  <div id=\"1\">1\u5c0f\u8239\u513f\u8f7b\u8f7b\uff0c\u98d8\u8361\u5728\u6c34\u4e2d<\/div>\n  <div id=\"5\">5\u8ba9\u6211\u4eec\u8361\u8d77\u53cc\u6868\uff0c\u5c0f\u8239\u513f\u63a8\u5f00\u6ce2\u6d6a\u3002<\/div>\n  <div id=\"3\">3\u7ea2\u9886\u5dfe\u8fce\u7740\u592a\u9633\uff0c\u9633\u5149\u6d12\u5728\u6d77\u9762\u4e0a\uff0c<\/div>\n  <div id=\"4\">4\u8fce\u9762\u5439\u6765\u4e86\u51c9\u723d\u7684\u98ce\u3002<\/div>\n<\/div><\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
    javascript\uff1a<\/strong><\/p>\n
    \/\/ \u83b7\u53d6div\u5143\u7d20\u6570\u7ec4\nlet divs = document.querySelectorAll('#divs > div');\n\n\/\/ \u4e3a\u6bcf\u4e2adiv\u8bbe\u7f6e\u6392\u5e8f\u987a\u5e8f\ndivs.forEach((div, i) => {\n  div.setAttribute('order', i);\n});\n\n\/\/ \u5bf9\u6570\u7ec4\u6392\u5e8f\ndivs.sort((a, b) => a.getAttribute('order') - b.getAttribute('order'));\n\n\/\/ \u91cd\u65b0\u63d2\u5165div\ndivs.forEach(div => {\n  document.getElementById('divs').appendChild(div);\n});<\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
    \u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u5728 JavaScript \u4e2d\u4f7f\u7528 ID \u5bf9 DIV \u5143\u7d20\u8fdb\u884c\u91cd\u65b0\u6392\u5e8f\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":"
    js\u4e2d\u4f7f\u7528id\u5bf9div\u91cd\u65b0\u6392\u5e8f \u8981\u5728js\u4e2d\u5bf9\u5e26\u6709id\u7684div\u91cd\u65b0\u6392\u5e8f\uff0c\u53ef\u4ee5\u4f7f\u7528sort()\u65b9\u6cd5\u548cgetelementbyid()\u83b7\u53d6div\u3002 \u6b65\u9aa4\uff1a \u83b7\u53d6div\u5143\u7d20\u5217\u8868\uff1a\u4f7f\u7528getelementbyid()\u83b7\u53d6\u5e26\u6709id\u7684div\u5143\u7d20\uff0c\u5e76\u5c06\u5176\u5b58\u50a8\u5728\u4e00\u4e2a\u6570\u7ec4\u4e2d\u3002 \u4e3a\u6bcf\u4e2adiv\u8bbe\u7f6e\u6392\u5e8f\u987a\u5e8f\uff1a\u4e3a\u6570\u7ec4\u4e2d\u7684\u6bcf\u4e2adiv\u5143\u7d20\u6dfb\u52a0\u4e00\u4e2a\u5c5e\u6027\uff0c\u8be5\u5c5e\u6027\u6307\u793a\u5176\u6240\u9700\u7684\u6392\u5e8f\u987a\u5e8f\u3002 \u5bf9\u6570\u7ec4\u6392\u5e8f\uff1a\u4f7f\u7528sort()\u65b9\u6cd5\u5bf9\u6570\u7ec4\u6309\u6392\u5e8f\u987a\u5e8f\u8fdb\u884c\u6392\u5e8f\u3002 \u91cd\u65b0\u63d2\u5165div\uff1a\u904d\u5386\u5df2\u6392\u5e8f\u6570\u7ec4\u5e76\u5c06\u5176div\u63d2\u5165\u5230dom\u4e2d\u6309\u987a\u5e8f\u3002 \u793a\u4f8b\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b html\uff1a <div id=”divs”> <div id=”2″>2\u6d77\u9762\u5012\u6620\u7740\u7f8e\u4e3d\u7684\u767d\u5854\uff0c\u56db\u5468\u73af\u7ed5\u7740\u7eff\u6811\u7ea2\u5899\u3002<\/div> <div id=”1″>1\u5c0f\u8239\u513f\u8f7b\u8f7b\uff0c\u98d8\u8361\u5728\u6c34\u4e2d<\/div> <div id=”5″>5\u8ba9\u6211\u4eec\u8361\u8d77\u53cc\u6868\uff0c\u5c0f\u8239\u513f\u63a8\u5f00\u6ce2\u6d6a\u3002<\/div> <div id=”3″>3\u7ea2\u9886\u5dfe\u8fce\u7740\u592a\u9633\uff0c\u9633\u5149\u6d12\u5728\u6d77\u9762\u4e0a\uff0c<\/div> <div id=”4″>4\u8fce\u9762\u5439\u6765\u4e86\u51c9\u723d\u7684\u98ce\u3002<\/div> <\/div> \u767b\u5f55\u540e\u590d\u5236 javascript\uff1a \/\/ \u83b7\u53d6div\u5143\u7d20\u6570\u7ec4 let divs = document.querySelectorAll(‘#divs > div’); \/\/ \u4e3a\u6bcf\u4e2adiv\u8bbe\u7f6e\u6392\u5e8f\u987a\u5e8f divs.forEach((div, i) => { div.setAttribute(‘order’, i); }); \/\/ \u5bf9\u6570\u7ec4\u6392\u5e8f divs.sort((a, b) => a.getAttribute(‘order’) – b.getAttribute(‘order’)); \/\/ \u91cd\u65b0\u63d2\u5165div divs.forEach(div => { […]<\/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-1586","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/1586","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=1586"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/1586\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=1586"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=1586"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=1586"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}