<form name="form1" method="post" action="">
<input type="checkbox" name="a" value="checkbox">
<input type="checkbox" name="a" value="checkbox">
<input type="checkbox" name="a" value="checkbox">
<input type="checkbox" name="b" value="checkbox">
<input type="checkbox" name="b" value="checkbox">
<input type="checkbox" name="b" value="checkbox">
......
</form>
<input type=button value="alert checkbox'value" onclick=getCheckbox()>
<script>
function getCheckbox(){
for(i=0;i<form1.children.length;i++){
if(form1.children[i].type=='checkbox')alert(form1.children[i].checked)
}
}
</script>
<input type="checkbox" name="a" value="checkbox">
<input type="checkbox" name="a" value="checkbox">
<input type="checkbox" name="a" value="checkbox">
<input type="checkbox" name="b" value="checkbox">
<input type="checkbox" name="b" value="checkbox">
<input type="checkbox" name="b" value="checkbox">
......
</form>
<input type=button value="alert checkbox'value" onclick=getCheckbox()>
<script>
function getCheckbox(){
for(i=0;i<form1.children.length;i++){
if(form1.children[i].type=='checkbox')alert(form1.children[i].checked)
}
}
</script>
<input ....>
....
</form>
<input type=button value=click onclick=getCheckbox()>
<script>
function getCheckbox(){
for(i=0;i<form1.children.length;i++)
if(form1.children[i].type=='checkbox')alert(form1.children[i].checked)
}