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xjdawu 2004-10-29
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<select name="sel" MULTIPLE>
... ...
<script>
function getSelOptions()
{
var rtn = ""
for(op in sel.options)
{
if (sel.options[op].selected)
rtn += sel.options[op].value + ",";
}
return (rtn.length>0)? rtn.substr(0,rtn.length-1) :""
}
</script>
... ...
<script>
function getSelOptions()
{
var rtn = ""
for(op in sel.options)
{
if (sel.options[op].selected)
rtn += sel.options[op].value + ",";
}
return (rtn.length>0)? rtn.substr(0,rtn.length-1) :""
}
</script>
ttyp 2004-10-29
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<html>
<head>
<title> New Document </title>
<meta name="Generator" content="EditPlus">
<meta name="Author" content="">
<meta name="Keywords" content="">
<meta name="Description" content="">
<script language="JavaScript">
<!--
function sel()
{
var o = document.all.se.options;
var t = "";
for(var i=0;i<o.length;i++)
{
if(o[i].selected)
{
t += o[i].text + ",";
}
}
if(t.length>0)
{
return t.substr(0,t.length-1);
}
else
{
return "";
}
}
//-->
</script>
</head>
<body>
<select name="se" size=6 multiple>
<option>aaa</option>
<option>bbb</option>
<option>ccc</option>
<option>ddd</option>
</select>
<input type="button" onclick="alert(sel())" value="getselect">
</body>
</html>
<html>
<head>
<title> New Document </title>
<meta name="Generator" content="EditPlus">
<meta name="Author" content="">
<meta name="Keywords" content="">
<meta name="Description" content="">
<script language="JavaScript">
<!--
function sel()
{
var o = document.all.se.options;
var t = "";
for(var i=0;i<o.length;i++)
{
if(o[i].selected)
{
t += o[i].text + ",";
}
}
if(t.length>0)
{
return t.substr(0,t.length-1);
}
else
{
return "";
}
}
//-->
</script>
</head>
<body>
<select name="se" size=6 multiple>
<option>aaa</option>
<option>bbb</option>
<option>ccc</option>
<option>ddd</option>
</select>
<input type="button" onclick="alert(sel())" value="getselect">
</body>
</html>
多菜鸟 2004-10-29
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不太明白。
