assume you have
<form name="form1">
<select multiple name="selectname[]">
<option value="aaa">aaaa
<option value="bbb">bbbb
<option value="ccc">cccc
</select>
.....
</form>try
document.form1.elements["selectname[]"]for example:
alert(document.form1.elements["selectname[]"].selectedIndex)
<form name="form1">
<select multiple name="selectname[]">
<option value="aaa">aaaa
<option value="bbb">bbbb
<option value="ccc">cccc
</select>
.....
</form>try
document.form1.elements["selectname[]"]for example:
alert(document.form1.elements["selectname[]"].selectedIndex)
不过, 我觉得解决问题不一定要太保守.
可以先让javascrip生效 ,访问select, 将取得的数据送入hidden elements
eg: "a+b+c+d" 之类php程序,只需explode处理就行!