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我的測試代碼全選

Original 2019-02-09 13:16:09 230
abstract:<!DOCTYPE html><html><head><meta charset="UTF-8"><title>myall</title><style type="text/css">.mydiv{width:120px;height:250px; border:1px so

<!DOCTYPE html>

<html>

<head>

<meta charset="UTF-8">

<title>myall</title>

<style type="text/css">

.mydiv{width:120px;height:250px; border:1px solid green;border-radius: 10px; padding: 5px 10px; margin: 20px auto;}

.mydiv div{border-bottom: 1px solid pink; padding-bottom: 10px; margin-bottom: 8px;}

.mydiv input{margin:10px;}

</style>

<script type="text/javascript">

function checkall(){

var checkall,item;

checkall=document.getElementById("checkall")

item=document.getElementsByName("item[]")

for (var i=0; i<item.length;i++){

if(checkall.checked){

item[i].checked=true;

}else{

item[i].checked=false;

}

}

}


</script>

</head>

<body>

<div>

<div>

<input type="checkbox" id="checkall" onclick="checkall()"><label for="checkall">全選</label>

</div>

<input type="checkbox" name="item[]">選項(xiàng)1<br>

<input type="checkbox" name="item[]">選項(xiàng)2<br>

<input type="checkbox" name="item[]">選項(xiàng)3<br>

<input type="checkbox" name="item[]">選項(xiàng)4<br>

        <input type="checkbox" name="item[]">選項(xiàng)5<br>

<input type="checkbox" name="item[]">選項(xiàng)6<br>

</div>

</body>

</html>


Correcting teacher:韋小寶Correction time:2019-02-11 10:05:47
Teacher's summary:寫的很不錯 全選在很多的項(xiàng)目中都可以見到 并且還是比較重要的知識

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