JS常见事件
Insert title here #e02, #e022 { border: 1px solid #000000; height: 200px; width: 200px; } //页面卸载前 window.onbeforeunload = function(){ return "在玩一会吧？"; }...
Insert title here #e02, #e022 { border: 1px solid #000000; height: 200px; width: 200px; } //页面卸载前 window.onbeforeunload = function(){ return "在玩一会吧？"; }...