abstract:<!DOCTYPE html><html><head> <title>全選</title> <style type="text/css"> .box{width:120px;height:250px;border :1px solid #000;border-radius: 5px;padding:10p
<!DOCTYPE html>
<html>
<head>
<title>全選</title>
<style type="text/css">
.box{width:120px;height:250px;border :1px solid #000;border-radius: 5px;padding:10px 10px;margin: 20px auto}
.box div{border-bottom:1px solid #000;padding-bottom:10px;margin-bottom: 8px}
.box input{margin: 8px}
</style>
<script type="text/javascript">
function checkAll(){
var chackall,item;
checkall = document.getElementById('checkall')//獲取全選
item = document.getElementsByName("item[]")//獲取下面的勾選框
for (var i=0;i<item.length;i++){
if(checkall.checked){
item[i].checked=true;
}else{
item[i].checked=false;
}
}
}
</script>
</head>
<body>
<div class="box">
<div>
<input type="checkbox" id="checkall" onclick="checkAll()"><label for="checkall">全選</label>
</div>
<input type="checkbox" name="item[]">選項1<br>
<input type="checkbox" name="item[]">選項2<br>
<input type="checkbox" name="item[]">選項3<br>
<input type="checkbox" name="item[]">選項4<br>
<input type="checkbox" name="item[]">選項5<br>
<input type="checkbox" name="item[]">選項6<br>
</div>
</body>
</html>
Correcting teacher:韋小寶Correction time:2019-02-20 09:04:04
Teacher's summary:全選這一項功能不管是在前臺的頁面中還是在后臺頁面中使用的都很頻繁 掌握它是很重要的 沒事的時候自己要記得多去練習(xí)