{"id":1752,"date":"2024-11-10T08:11:00","date_gmt":"2024-11-10T00:11:00","guid":{"rendered":"https:\/\/fwq.ai\/blog\/1752\/"},"modified":"2024-11-10T08:11:00","modified_gmt":"2024-11-10T00:11:00","slug":"jquery-each-%e5%92%8c%e5%8e%9f%e7%94%9f-javascript-for-%e5%be%aa%e7%8e%af%ef%bc%9a%e5%93%aa%e4%b8%aa%e6%9b%b4%e9%80%82%e5%90%88%e9%81%8d%e5%8e%86%e5%85%83%e7%b4%a0%e9%9b%86%e5%90%88%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/1752\/","title":{"rendered":"jQuery $().each() \u548c\u539f\u751f JavaScript for() \u5faa\u73af\uff1a\u54ea\u4e2a\u66f4\u9002\u5408\u904d\u5386\u5143\u7d20\u96c6\u5408\uff1f"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/001\/246\/273\/173055043270600.jpg\" class=\"aligncenter\" title=\"jQuery $().each() \u548c\u539f\u751f JavaScript for() \u5faa\u73af\uff1a\u54ea\u4e2a\u66f4\u9002\u5408\u904d\u5386\u5143\u7d20\u96c6\u5408\uff1f\u63d2\u56fe\" alt=\"jQuery $().each() \u548c\u539f\u751f JavaScript for() \u5faa\u73af\uff1a\u54ea\u4e2a\u66f4\u9002\u5408\u904d\u5386\u5143\u7d20\u96c6\u5408\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>jquery $().each() \u4e0e\u539f\u751f javascript for() \u5faa\u73af\uff1a\u6709\u4f55\u4e0d\u540c\uff1f<\/strong><\/p>\n<p>$().each() \u548c\u539f\u751f javascript \u7684 for() \u5faa\u73af\u90fd\u662f\u7528\u4e8e\u904d\u5386\u5143\u7d20\u96c6\u5408\u7684\u5faa\u73af\u8bed\u53e5\u3002\u4f46\u5b83\u4eec\u4e4b\u95f4\u5177\u6709\u4ee5\u4e0b\u4e3b\u8981\uff1a<\/p>\n<ul>\n<li> <strong>\u76ee\u6807\u6027\uff1a<\/strong>$().each() \u4e13\u7528\u4e8e\u904d\u5386 jquery \u5bf9\u8c61\uff0c\u800c for() \u5faa\u73af\u53ef\u7528\u4e8e\u904d\u5386\u4efb\u4f55 javascript \u6570\u7ec4\u6216\u5bf9\u8c61\u3002<\/li>\n<li> <strong>\u7d22\u5f15\u548c\u5143\u7d20\u8bbf\u95ee\uff1a<\/strong>$().each() \u904d\u5386\u65f6\u63d0\u4f9b\u4e86\u7d22\u5f15\u548c\u5f53\u524d\u5143\u7d20\uff0c\u800c for() \u5faa\u73af\u53ea\u80fd\u63d0\u4f9b\u7d22\u5f15\u3002<\/li>\n<li> <strong>\u6027\u80fd\uff1a<\/strong>for() \u5faa\u73af\u901a\u5e38\u6bd4 $().each() \u6027\u80fd\u66f4\u9ad8\uff0c\u56e0\u4e3a\u5b83\u5185\u90e8\u5b9e\u73b0\u4e86\u66f4\u7b80\u5355\u7684\u5faa\u73af\u673a\u5236\u3002<\/li>\n<\/ul>\n<p><strong>\u7528\u4f8b\u793a\u4f8b\uff1a<\/strong><\/p>\n<p>\u8003\u8651\u4ee5\u4e0b\u793a\u4f8b\uff0c\u5176\u4e2d\u6211\u4eec\u904d\u5386\u4e86\u4e00\u4e2a\u5305\u542b li \u5143\u7d20\u7684 ul \u5217\u8868\uff1a<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>\/\/ \u4f7f\u7528 $().each()\n$('ul li').each(function (i, ele) {\n    console.log(i, ele);\n});\n\n\/\/ \u4f7f\u7528 for() \u5faa\u73af\nvar lis = document.querySelectorAll('ul li');\nfor (var i = 0; i &lt; lis.length; i++) {\n    console.log(i, lis[i]);\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c$().each() \u548c for() \u5faa\u73af\u90fd\u4f1a\u4ea7\u751f\u76f8\u540c\u7684\u7ed3\u679c\u3002\u4f46\u662f\uff0c\u5982\u679c\u6211\u4eec\u8fd8\u9700\u8981\u8bbf\u95ee\u5f53\u524d\u5143\u7d20\u672c\u8eab\uff0c\u90a3\u4e48 $().each() \u63d0\u4f9b\u4e86\u66f4\u65b9\u4fbf\u7684\u65b9\u6cd5\u3002<\/p>\n<p><strong>\u9009\u62e9\u5408\u9002\u7684\u5faa\u73af\u8bed\u53e5\uff1a<\/strong><\/p>\n<p>\u867d\u7136 $().each() \u5728\u5904\u7406 jquery \u5bf9\u8c61\u65f6\u63d0\u4f9b\u4e86\u66f4\u7b80\u6d01\u3001\u76ee\u6807\u660e\u786e\u7684\u8bed\u6cd5\uff0c\u4f46 for() \u5faa\u73af\u5728\u5904\u7406\u539f\u751f javascript \u6570\u636e\u7ed3\u6784\u6216\u5bfb\u6c42\u6700\u4f73\u6027\u80fd\u65f6\u662f\u4e00\u4e2a\u66f4\u597d\u7684\u9009\u62e9\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjQuery $().each() \u548c\u539f\u751f JavaScript for() \u5faa\u73af\uff1a\u54ea\u4e2a\u66f4\u9002\u5408\u904d\u5386\u5143\u7d20\u96c6\u5408\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":"<p>jquery $().each() \u4e0e\u539f\u751f javascript for() \u5faa\u73af\uff1a\u6709\u4f55\u4e0d\u540c\uff1f $().each() \u548c\u539f\u751f javascript \u7684 for() \u5faa\u73af\u90fd\u662f\u7528\u4e8e\u904d\u5386\u5143\u7d20\u96c6\u5408\u7684\u5faa\u73af\u8bed\u53e5\u3002\u4f46\u5b83\u4eec\u4e4b\u95f4\u5177\u6709\u4ee5\u4e0b\u4e3b\u8981\uff1a \u76ee\u6807\u6027\uff1a$().each() \u4e13\u7528\u4e8e\u904d\u5386 jquery \u5bf9\u8c61\uff0c\u800c for() \u5faa\u73af\u53ef\u7528\u4e8e\u904d\u5386\u4efb\u4f55 javascript \u6570\u7ec4\u6216\u5bf9\u8c61\u3002 \u7d22\u5f15\u548c\u5143\u7d20\u8bbf\u95ee\uff1a$().each() \u904d\u5386\u65f6\u63d0\u4f9b\u4e86\u7d22\u5f15\u548c\u5f53\u524d\u5143\u7d20\uff0c\u800c for() \u5faa\u73af\u53ea\u80fd\u63d0\u4f9b\u7d22\u5f15\u3002 \u6027\u80fd\uff1afor() \u5faa\u73af\u901a\u5e38\u6bd4 $().each() \u6027\u80fd\u66f4\u9ad8\uff0c\u56e0\u4e3a\u5b83\u5185\u90e8\u5b9e\u73b0\u4e86\u66f4\u7b80\u5355\u7684\u5faa\u73af\u673a\u5236\u3002 \u7528\u4f8b\u793a\u4f8b\uff1a \u8003\u8651\u4ee5\u4e0b\u793a\u4f8b\uff0c\u5176\u4e2d\u6211\u4eec\u904d\u5386\u4e86\u4e00\u4e2a\u5305\u542b li \u5143\u7d20\u7684 ul \u5217\u8868\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \/\/ \u4f7f\u7528 $().each() $(&#8216;ul li&#8217;).each(function (i, ele) { console.log(i, ele); }); \/\/ \u4f7f\u7528 for() \u5faa\u73af var lis = document.querySelectorAll(&#8216;ul li&#8217;); [&hellip;]<\/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-1752","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/1752","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=1752"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/1752\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=1752"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=1752"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=1752"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}