js开关true||false
想禁止掉页面的其它click事件,用true||false就可以避免去取消事件的绑定 <!DOCTYPE HTML> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> <title>无标题文档</title> <script type="text/javascript" src="jquery-1.11.2.min.js"></script> <style> section{overflow:hidden;} input,font,span{width:100px;height: 30px;display:block;background:red;margin:0 10px;float:left;text-align: center;line-height: 30px;font-weight:bold;} div{width:360px;height:300px;background:#000;overflow:hidden;display: none;} </style> </head> <body> <section> <input type="button" value="input"/> <font>font</font> <span>span</span> </section> <div>div</div> <script> $(function() { var flag=true; $("input").bind("click", function() { flag=false; $("div").show(function() { $(this).click(function() { $(this).hide(); flag = true; }) }); }); $("font").bind("click", function() { if (flag) { alert("font"); } }); $("span").bind("click", function() { if (flag) { alert("span"); } }); }); </script> </body> </html>