{"id":3551,"date":"2024-11-10T10:17:10","date_gmt":"2024-11-10T02:17:10","guid":{"rendered":"https:\/\/fwq.ai\/blog\/3551\/"},"modified":"2024-11-10T10:17:10","modified_gmt":"2024-11-10T02:17:10","slug":"javascript-%e8%a1%a8%e5%8d%95%e9%aa%8c%e8%af%81%ef%bc%9a%e4%b8%ba%e4%bb%80%e4%b9%88%e6%89%8b%e6%9c%ba%e5%8f%b7%e7%a0%81%e4%b8%ba%e7%a9%ba%e6%97%b6%e4%bb%8d%e8%83%bd%e6%8f%90%e4%ba%a4%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/3551\/","title":{"rendered":"JavaScript \u8868\u5355\u9a8c\u8bc1\uff1a\u4e3a\u4ec0\u4e48\u624b\u673a\u53f7\u7801\u4e3a\u7a7a\u65f6\u4ecd\u80fd\u63d0\u4ea4\uff1f"},"content":{"rendered":"<p><strong>javascript \u8868\u5355\u975e\u7a7a\u9a8c\u8bc1\u9047\u5230\u56f0\u96be<\/strong><\/p>\n<p>\u5728\u8fdb\u884c\u8868\u5355\u9a8c\u8bc1\u65f6\uff0c\u9047\u5230\u8fd9\u6837\u4e00\u4e2a\u95ee\u9898\uff1a\u5f53\u624b\u673a\u53f7\u7801\u4e3a\u7a7a\u65f6\uff0c\u63d0\u4ea4\u8868\u5355\u4ecd\u80fd\u901a\u8fc7\u3002<\/p>\n<p><strong>\u95ee\u9898\u63cf\u8ff0<\/strong><\/p>\n<p>\u5982\u4e0b\u56fe\u6240\u793a\uff0c\u5c1d\u8bd5\u5bf9\u8868\u5355\u8fdb\u884c\u975e\u7a7a\u9a8c\u8bc1\uff0c\u4f46\u5728\u624b\u673a\u53f7\u7801\u4e3a\u7a7a\u7684\u60c5\u51b5\u4e0b\uff0c\u63d0\u4ea4\u8868\u5355\u4e5f\u4f1a\u6210\u529f\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/\" class=\"aligncenter\" title=\"JavaScript \u8868\u5355\u9a8c\u8bc1\uff1a\u4e3a\u4ec0\u4e48\u624b\u673a\u53f7\u7801\u4e3a\u7a7a\u65f6\u4ecd\u80fd\u63d0\u4ea4\uff1f\u63d2\u56fe\" alt=\"JavaScript \u8868\u5355\u9a8c\u8bc1\uff1a\u4e3a\u4ec0\u4e48\u624b\u673a\u53f7\u7801\u4e3a\u7a7a\u65f6\u4ecd\u80fd\u63d0\u4ea4\uff1f\u63d2\u56fe\" \/><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<p><strong>\u89e3\u51b3\u65b9\u6848<\/strong><\/p>\n<p>\u68c0\u67e5\u4ee3\u7801\u540e\u53d1\u73b0\uff0c\u95ee\u9898\u53ef\u80fd\u662f\u7531\u4e8e\u6ca1\u6709\u6b63\u786e\u83b7\u53d6\u5230\u624b\u673a\u53f7\u7801\u3002\u5c1d\u8bd5\u5982\u4e0b\u89e3\u51b3\u65b9\u6cd5\uff1a<\/p>\n<pre>const mobile = document.getElementById('mobile').value; \/\/ \u83b7\u53d6\u624b\u673a\u53f7\u7801\nconsole.log(mobile); \/\/ \u8f93\u51fa\u624b\u673a\u53f7\u7801\u4ee5\u68c0\u67e5\u662f\u5426\u5b58\u5728\n\nif (mobile === '') {\n  \/\/ \u624b\u673a\u53f7\u4e3a\u7a7a\uff0c\u7ed9\u51fa\u63d0\u793a\n  alert('\u624b\u673a\u53f7\u7801\u4e0d\u80fd\u4e3a\u7a7a\uff01');\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u901a\u8fc7\u8f93\u51fa\u624b\u673a\u53f7\u7801\uff0c\u53ef\u4ee5\u68c0\u67e5\u662f\u5426\u5b58\u5728\uff0c\u82e5\u4e0d\u5b58\u5728\u5219\u7ed9\u51fa\u63d0\u793a\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fJavaScript \u8868\u5355\u9a8c\u8bc1\uff1a\u624b\u673a\u53f7\u7801\u4e3a\u7a7a\u65f6\u4ecd\u80fd\u63d0\u4ea4\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>javascript \u8868\u5355\u975e\u7a7a\u9a8c\u8bc1\u9047\u5230\u56f0\u96be \u5728\u8fdb\u884c\u8868\u5355\u9a8c\u8bc1\u65f6\uff0c\u9047\u5230\u8fd9\u6837\u4e00\u4e2a\u95ee\u9898\uff1a\u5f53\u624b\u673a\u53f7\u7801\u4e3a\u7a7a\u65f6\uff0c\u63d0\u4ea4\u8868\u5355\u4ecd\u80fd\u901a\u8fc7\u3002 \u95ee\u9898\u63cf\u8ff0 \u5982\u4e0b\u56fe\u6240\u793a\uff0c\u5c1d\u8bd5\u5bf9\u8868\u5355\u8fdb\u884c\u975e\u7a7a\u9a8c\u8bc1\uff0c\u4f46\u5728\u624b\u673a\u53f7\u7801\u4e3a\u7a7a\u7684\u60c5\u51b5\u4e0b\uff0c\u63d0\u4ea4\u8868\u5355\u4e5f\u4f1a\u6210\u529f\u3002 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u89e3\u51b3\u65b9\u6848 \u68c0\u67e5\u4ee3\u7801\u540e\u53d1\u73b0\uff0c\u95ee\u9898\u53ef\u80fd\u662f\u7531\u4e8e\u6ca1\u6709\u6b63\u786e\u83b7\u53d6\u5230\u624b\u673a\u53f7\u7801\u3002\u5c1d\u8bd5\u5982\u4e0b\u89e3\u51b3\u65b9\u6cd5\uff1a const mobile = document.getElementById(&#8216;mobile&#8217;).value; \/\/ \u83b7\u53d6\u624b\u673a\u53f7\u7801 console.log(mobile); \/\/ \u8f93\u51fa\u624b\u673a\u53f7\u7801\u4ee5\u68c0\u67e5\u662f\u5426\u5b58\u5728 if (mobile === &#8221;) { \/\/ \u624b\u673a\u53f7\u4e3a\u7a7a\uff0c\u7ed9\u51fa\u63d0\u793a alert(&#8216;\u624b\u673a\u53f7\u7801\u4e0d\u80fd\u4e3a\u7a7a\uff01&#8217;); } \u767b\u5f55\u540e\u590d\u5236 \u901a\u8fc7\u8f93\u51fa\u624b\u673a\u53f7\u7801\uff0c\u53ef\u4ee5\u68c0\u67e5\u662f\u5426\u5b58\u5728\uff0c\u82e5\u4e0d\u5b58\u5728\u5219\u7ed9\u51fa\u63d0\u793a\u3002 \u4ee5\u4e0a\u5c31\u662fJavaScript \u8868\u5355\u9a8c\u8bc1\uff1a\u624b\u673a\u53f7\u7801\u4e3a\u7a7a\u65f6\u4ecd\u80fd\u63d0\u4ea4\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-3551","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/3551","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=3551"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/3551\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=3551"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=3551"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=3551"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}