Question

用JS怎样获取文本框的值

如题
<script language="avascript">
function chk();
{}
</script>
<form name=form1>
<input name=t1 type="text">
</form>

Answer 1

<form name="form1">
<input name="t1" type="text" id='t1'><!--加上id号-->
<input type='button' value="提交" onClick="chk('t1')">
</form>
<script language="javascript">
function chk(id){
var value=document.getElementById(id).value;
document.write(value);
}

</script>

---------------------------测试正确------------------------