window.showModalDialog 在谷歌Uncaught TypeError: undefined is not a function

if(navigator.userAgent.indexOf("Chrome") >0 ){var winOption = "height="+height+",width="+width+",top=50,left=50,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,fullscreen=0"; return window.open(url,window, winOption);}else{ return window.showModalDialog(url, window, 'dialogHeight: ' + height + 'px; dialogWidth: ' + width + 'px;edge: Raised; center: Yes; help: Yes;scroll:no; resizable: no; status: no;resizable:yes');}
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作者：xuke6677
来源：CSDN
原文：https://blog.csdn.net/xuke6677/article/details/41312563?utm_source=copy
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