js脚本删除checkbox选中项
想在counter++中添加一个 删除语句,删除选中项,
<input type="button" name="delete" value="删除" onclick="var boxes=document.getElementsByName('selectflag');var number;var counter=0;for (number = 0; number < boxes.length;number++)
{
if (boxes[number].checked)
{
counter++;
}
} alert(counter); " /></p>