怎么判断父窗口已关闭
如何判断父窗口已关闭if(opener){if(typeof(window.opener.document)’unknown’||typeof(window.opener.d
如何判断父窗口已关闭
if(opener){ if(typeof(window.opener.document)==’unknown’||typeof(window.opener.document) == ’undefined’){ //父窗口已关闭 }else{ //父窗口没有关闭 } }else{ //父窗口已关闭 }