javascript当中showModalDialog的用法
7.showModalDialog
例 1.7.1（showModalDialogOIEFF.html)
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8"/>
<SCRIPT LANGUAGE="JavaScript">
<!--
function choice()
{
/* 马克-to-win：showModalDialog will get back window.returnValue from second.html, 要注意两个window传递参数的方法*/
var v = showModalDialog("secondoR.html");
document.getElementById("cla").value=v;
}
//-->
</SCRIPT>
</HEAD>
<BODY>
演示时，直接点击button
<INPUT TYPE="text" id="cla"><INPUT TYPE="button" value="点击" οnclick="choice()" >
</BODY>
</HTML>
secondoR.html
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8"/>
<BODY>
<!--opener is showModalDialogo.html-->
<form name="fq">
<select>
<option value=0801java>0801java</option>
<option value=0802java>0802java</option>
<option value=0803java>0803java</option>
</select>
<button name="b1" οnclick="window.returnValue=window.fq.elements[0].value;window.close();">close</button>
</form>
</BODY>
</HTML>
更多内容请见原文，文章转载自：https://blog.csdn.net/qq_43650923/article/details/103046080
