取複選框勾選的值

時間 2019-11-18

標籤複選框简体版

原文原文鏈接

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" " http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns=" http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>取複選框勾選的值</title>
<script type="text/javascript">
function getCheckedIds(){
  var ids = document.getElementsByName('ids');
  var checkedIds = '';
  for ( var i = 0; i < ids.length; i++) {
   if(ids[i].checked){
    checkedIds += ids[i].value + ',';
   }
  }
  alert(checkedIds);
}
</script>
</head>

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