很奇怪的事情
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
<SCRIPT LANGUAGE="JavaScript">
function select1()
{
alert(document.form1.radiobutton.value);
总是提示Undefined，这是怎么回事？
//return false;
}
</SCRIPT>
</HEAD>
<BODY>
<form name="form1" method="post">
<table width="760">
<tr>
<td align="right" height="30" width="43%"><input type="radio" name="radiobutton" value="1">1</td>
</tr>
<tr>
<td align="right" height="30"><input type="radio" name="radiobutton" value="2">2</td>
</tr>
<tr>
<td align="right" height="30"><input type="radio" name="radiobutton" value="3">3</td>
</tr>
<tr height="50">
<td align="center"><input type="submit" name="select" class="button" value="Ìá½»" onclick="javascript:select1()">
</td>
</tr>
</table>
</form>
</BODY>
</HTML>
问题点数：0、回复次数：3Top
1 楼sczhoubing（http://bbs.028club.com）回复于 2003-12-04 01:24:36 得分 0
(document.form1.radiobutton.value="");
这个没有赋值
我也是初学,只能指到这儿了.:-(Top
2 楼mrrdh007（木工）回复于 2003-12-04 10:09:17 得分 0
dingTop
3 楼mrrdh007（木工）回复于 2003-12-05 01:14:57 得分 0
dingTop
