{"id":2079,"date":"2025-02-26T23:39:45","date_gmt":"2025-02-26T15:39:45","guid":{"rendered":"https:\/\/www.laixuexila.com\/?p=2079"},"modified":"2025-02-26T23:39:45","modified_gmt":"2025-02-26T15:39:45","slug":"javascriptvoid0-%e7%9a%84%e5%90%ab%e4%b9%89","status":"publish","type":"post","link":"https:\/\/www.laixuexila.com\/index.php\/2025\/02\/26\/javascriptvoid0-%e7%9a%84%e5%90%ab%e4%b9%89\/","title":{"rendered":"javascript:void(0) \u7684\u542b\u4e49"},"content":{"rendered":"\n

javascript:void(0)<\/code> \u662f\u4e00\u79cd\u5728 HTML \u4e2d\u5e38\u7528\u7684 JavaScript \u8bed\u53e5\uff0c\u5b83\u901a\u5e38\u7528\u4e8e\u907f\u514d\u9875\u9762\u7684\u91cd\u65b0\u52a0\u8f7d\u6216\u8df3\u8f6c\uff0c\u7279\u522b\u662f\u5728\u94fe\u63a5 <a><\/code> \u6807\u7b7e\u4e2d\u4f7f\u7528\u65f6\u3002\u5b83\u7684\u542b\u4e49\u548c\u7528\u9014\u53ef\u4ee5\u5206\u89e3\u4e3a\u4e24\u4e2a\u90e8\u5206\uff1a<\/p>\n\n\n\n

1. javascript:<\/code> \u534f\u8bae<\/strong><\/h3>\n\n\n\n
    \n
  • javascript:<\/code> \u662f\u4e00\u4e2a URI\uff08\u7edf\u4e00\u8d44\u6e90\u6807\u8bc6\u7b26\uff09\u65b9\u6848\uff0c\u7528\u6765\u544a\u8bc9\u6d4f\u89c8\u5668\u6267\u884c\u540e\u9762\u8ddf\u968f\u7684 JavaScript \u4ee3\u7801\u3002<\/li>\n\n\n\n
  • \u5f53\u4f60\u5728 <a><\/code> \u6807\u7b7e\u7684 href<\/code> \u5c5e\u6027\u4e2d\u4f7f\u7528 javascript:<\/code> \u65f6\uff0c\u6d4f\u89c8\u5668\u4f1a\u8ba4\u4e3a\u540e\u9762\u7684\u90e8\u5206\u662f JavaScript \u4ee3\u7801\u5e76\u6267\u884c\u5b83\u3002<\/li>\n<\/ul>\n\n\n\n

    2. void(0)<\/code><\/strong><\/h3>\n\n\n\n
      \n
    • void<\/code> \u662f\u4e00\u4e2a JavaScript \u8fd0\u7b97\u7b26\uff0c\u5b83\u7684\u4f5c\u7528\u662f\u5bf9\u4e00\u4e2a\u8868\u8fbe\u5f0f\u6c42\u503c\u5e76\u8fd4\u56de undefined<\/code>\u3002<\/li>\n\n\n\n
    • (0)<\/code> \u662f\u4e00\u4e2a\u8868\u8fbe\u5f0f\uff0c\u8868\u793a void<\/code> \u5bf9\u6570\u5b57 0<\/code> \u8fdb\u884c\u6c42\u503c\u3002<\/li>\n\n\n\n
    • \u56e0\u6b64\uff0cvoid(0)<\/code> \u7684\u7ed3\u679c\u662f undefined<\/code>\uff0c\u800c\u4e0d\u4f1a\u5bf9\u9875\u9762\u7684\u5176\u4ed6\u90e8\u5206\u4ea7\u751f\u4efb\u4f55\u526f\u4f5c\u7528\u3002<\/li>\n<\/ul>\n\n\n\n

      \u5e38\u89c1\u7528\u6cd5\uff1a<\/strong><\/h4>\n\n\n\n

      \u901a\u5e38\uff0cjavascript:void(0)<\/code> \u88ab\u7528\u5728 <a><\/code> \u6807\u7b7e\u7684 href<\/code> \u5c5e\u6027\u4e2d\uff0c\u76ee\u7684\u662f\u9632\u6b62\u94fe\u63a5\u8df3\u8f6c\u6216\u5237\u65b0\u9875\u9762\u3002<\/p>\n\n\n\n

      \u793a\u4f8b\uff1a<\/strong><\/h5>\n\n\n\n
      <a href=\"javascript:void(0)\" onclick=\"alert('Hello, world!');\">Click me<\/a><\/code><\/pre>\n\n\n\n
      \u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u70b9\u51fb\u94fe\u63a5\u65f6\uff0c\u9875\u9762\u4e0d\u4f1a\u5237\u65b0\uff0c\u4e5f\u4e0d\u4f1a\u8df3\u8f6c\u5230\u5176\u4ed6\u9875\u9762\u3002javascript:void(0)<\/code> \u786e\u4fdd\u4e86\u94fe\u63a5\u4e0d\u4f1a\u89e6\u53d1\u9ed8\u8ba4\u7684\u8df3\u8f6c\u884c\u4e3a\u3002\u901a\u8fc7 onclick<\/code> \u4e8b\u4ef6\u6267\u884c JavaScript \u4ee3\u7801\uff08\u5f39\u51fa\u63d0\u793a\u6846\uff09\u3002<\/p>\n\n\n\n
      \u603b\u7ed3<\/strong><\/h3>\n\n\n\n
        \n
      • javascript:void(0)<\/code> \u5e38\u7528\u4e8e\u94fe\u63a5\u4e2d\uff0c\u4ee5\u9632\u6b62\u9875\u9762\u8df3\u8f6c\u6216\u5237\u65b0\uff0c\u540c\u65f6\u6267\u884c JavaScript \u4ee3\u7801\u3002<\/li>\n\n\n\n
      • void<\/code> \u8fd0\u7b97\u7b26\u8fd4\u56de undefined<\/code>\uff0c\u4f7f\u5f97\u6267\u884c\u8be5\u8bed\u53e5\u4e0d\u4f1a\u5bf9\u9875\u9762\u4ea7\u751f\u526f\u4f5c\u7528\uff08\u5982\u8df3\u8f6c\u6216\u5237\u65b0\uff09\u3002<\/li>\n<\/ul>\n\n\n\n
        \u66f4\u591a\u8be6\u7ec6\u5185\u5bb9\u8bf7\u5173\u6ce8\u5176\u4ed6\u76f8\u5173\u6587\u7ae0\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
        javascript:void(0) \u662f\u4e00\u79cd\u5728 HTML \u4e2d\u5e38\u7528\u7684 JavaScript \u8bed\u53e5\uff0c\u5b83\u901a\u5e38\u7528\u4e8e\u907f\u514d […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[46],"tags":[],"class_list":["post-2079","post","type-post","status-publish","format-standard","hentry","category-javascript"],"_links":{"self":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/2079","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/comments?post=2079"}],"version-history":[{"count":1,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/2079\/revisions"}],"predecessor-version":[{"id":2080,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/2079\/revisions\/2080"}],"wp:attachment":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/media?parent=2079"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/categories?post=2079"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/tags?post=2079"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}