{"id":3460,"date":"2024-11-10T10:54:08","date_gmt":"2024-11-10T02:54:08","guid":{"rendered":"https:\/\/fwq.ai\/blog\/3460\/"},"modified":"2024-11-10T10:54:08","modified_gmt":"2024-11-10T02:54:08","slug":"chrome-%e6%b5%8f%e8%a7%88%e5%99%a8-onbeforeunload-%e4%ba%8b%e4%bb%b6%e5%a4%b1%e6%95%88%e4%ba%86%ef%bc%8c%e5%a6%82%e4%bd%95%e5%ae%9e%e7%8e%b0%e9%a1%b5%e9%9d%a2%e7%a6%bb%e5%bc%80%e6%8f%90%e7%a4%ba","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/3460\/","title":{"rendered":"Chrome \u6d4f\u89c8\u5668 onbeforeunload \u4e8b\u4ef6\u5931\u6548\u4e86\uff0c\u5982\u4f55\u5b9e\u73b0\u9875\u9762\u79bb\u5f00\u63d0\u793a\uff1f"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/001\/246\/273\/173104132169624.jpg\" class=\"aligncenter\" title=\"Chrome \u6d4f\u89c8\u5668 onbeforeunload \u4e8b\u4ef6\u5931\u6548\u4e86\uff0c\u5982\u4f55\u5b9e\u73b0\u9875\u9762\u79bb\u5f00\u63d0\u793a\uff1f\u63d2\u56fe\" alt=\"Chrome \u6d4f\u89c8\u5668 onbeforeunload \u4e8b\u4ef6\u5931\u6548\u4e86\uff0c\u5982\u4f55\u5b9e\u73b0\u9875\u9762\u79bb\u5f00\u63d0\u793a\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>chrome \u6d4f\u89c8\u5668 onbeforeunload \u4e8b\u4ef6\u4e0d\u89e6\u53d1\uff0c\u5982\u4f55\u66ff\u4ee3\uff1f<\/strong><\/p>\n<p>\u5728\u4f7f\u7528 chrome \u6d4f\u89c8\u5668\u5b9e\u73b0\u9875\u9762\u79bb\u5f00\u63d0\u793a\u65f6\uff0conbeforeunload \u4e8b\u4ef6\u53ef\u80fd\u65e0\u6cd5\u6b63\u5e38\u89e6\u53d1\uff0c\u8fd9\u662f\u56e0\u4e3a\u8be5\u4e8b\u4ef6\u5df2\u5728 chrome 51 \u4e2d\u88ab\u79fb\u9664\u3002<\/p>\n<p><strong>\u66ff\u4ee3\u65b9\u6848\uff1a<\/strong><\/p>\n<ul>\n<li> <strong>\u4f7f\u7528 beforeunload \u4e8b\u4ef6\uff1a<\/strong><br \/>beforeunload \u4e8b\u4ef6\u5728 chrome\u3001firefox \u548c safari \u7b49\u6d4f\u89c8\u5668\u4e2d\u4ecd\u7136\u53ef\u7528\uff0c\u5176\u529f\u80fd\u7c7b\u4f3c\u4e8e onbeforeunload \u4e8b\u4ef6\uff0c\u53ef\u4ee5\u5728\u7528\u6237\u79bb\u5f00\u9875\u9762\u4e4b\u524d\u89e6\u53d1\u3002<\/li>\n<li> <strong>\u4f7f\u7528 confirm() \u65b9\u6cd5\uff1a<\/strong><br \/>\u53ef\u4ee5\u5728\u7a97\u53e3\u5173\u95ed\u65f6\u4f7f\u7528 confirm() \u65b9\u6cd5\u5411\u7528\u6237\u63d0\u793a\u662f\u5426\u79bb\u5f00\u9875\u9762\uff0c\u5982\u679c\u7528\u6237\u70b9\u51fb\u201c\u786e\u5b9a\u201d\uff0c\u5219\u5141\u8bb8\u5173\u95ed\u7a97\u53e3\u3002<\/li>\n<\/ul>\n<p><strong>\u793a\u4f8b\u4ee3\u7801\uff1a<\/strong><\/p>\n<p><strong>\u4f7f\u7528 beforeunload \u4e8b\u4ef6\uff1a<\/strong><\/p>\n<pre>window.addeventlistener('beforeunload', function (e) {\n  var message = 'leave?';\n  e = e || window.event;\n  if (e) {\n    e.returnvalue = message;\n  }\n  return message;\n});<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p><strong>\u4f7f\u7528 confirm() \u65b9\u6cd5\uff1a<\/strong><\/p>\n<pre>window.onbeforeunload = function () {\n  return confirm('leave?');\n};<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u4ee5\u4e0a\u66ff\u4ee3\u65b9\u6848\u53ef\u7528\u4e8e\u5728 chrome \u6d4f\u89c8\u5668\u4e2d\u5b9e\u73b0\u9875\u9762\u79bb\u5f00\u63d0\u793a\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fChrome \u6d4f\u89c8\u5668 onbeforeunload \u4e8b\u4ef6\u5931\u6548\u4e86\uff0c\u5982\u4f55\u5b9e\u73b0\u9875\u9762\u79bb\u5f00\u63d0\u793a\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>chrome \u6d4f\u89c8\u5668 onbeforeunload \u4e8b\u4ef6\u4e0d\u89e6\u53d1\uff0c\u5982\u4f55\u66ff\u4ee3\uff1f \u5728\u4f7f\u7528 chrome \u6d4f\u89c8\u5668\u5b9e\u73b0\u9875\u9762\u79bb\u5f00\u63d0\u793a\u65f6\uff0conbeforeunload \u4e8b\u4ef6\u53ef\u80fd\u65e0\u6cd5\u6b63\u5e38\u89e6\u53d1\uff0c\u8fd9\u662f\u56e0\u4e3a\u8be5\u4e8b\u4ef6\u5df2\u5728 chrome 51 \u4e2d\u88ab\u79fb\u9664\u3002 \u66ff\u4ee3\u65b9\u6848\uff1a \u4f7f\u7528 beforeunload \u4e8b\u4ef6\uff1abeforeunload \u4e8b\u4ef6\u5728 chrome\u3001firefox \u548c safari \u7b49\u6d4f\u89c8\u5668\u4e2d\u4ecd\u7136\u53ef\u7528\uff0c\u5176\u529f\u80fd\u7c7b\u4f3c\u4e8e onbeforeunload \u4e8b\u4ef6\uff0c\u53ef\u4ee5\u5728\u7528\u6237\u79bb\u5f00\u9875\u9762\u4e4b\u524d\u89e6\u53d1\u3002 \u4f7f\u7528 confirm() \u65b9\u6cd5\uff1a\u53ef\u4ee5\u5728\u7a97\u53e3\u5173\u95ed\u65f6\u4f7f\u7528 confirm() \u65b9\u6cd5\u5411\u7528\u6237\u63d0\u793a\u662f\u5426\u79bb\u5f00\u9875\u9762\uff0c\u5982\u679c\u7528\u6237\u70b9\u51fb\u201c\u786e\u5b9a\u201d\uff0c\u5219\u5141\u8bb8\u5173\u95ed\u7a97\u53e3\u3002 \u793a\u4f8b\u4ee3\u7801\uff1a \u4f7f\u7528 beforeunload \u4e8b\u4ef6\uff1a window.addeventlistener(&#8216;beforeunload&#8217;, function (e) { var message = &#8216;leave?&#8217;; e = e || window.event; if (e) { e.returnvalue = message; } return message; }); \u767b\u5f55\u540e\u590d\u5236 [&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-3460","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/3460","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=3460"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/3460\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=3460"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=3460"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=3460"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}