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Detailed explanation of how to implement a checkbox with js that can only select one item

小云云Original: 2018-01-24 09:37:383618browse

This article mainly shares with you a js sample code that implements a check box that can only select one item. It has a good reference value and I hope it will be helpful to everyone. Let’s follow the editor to take a look, I hope it can help everyone.

The example is as follows:

<!DOCTYPE HTML>
<html>
<head>
 <title></title>
</head>
<body>
<ul>
 <li><input type="checkbox" name="ss" onclick="choose(this)">1</li>
 <li><input type="checkbox" name="ss" onclick="choose(this)">2</li>
 <li><input type="checkbox" name="ss" onclick="choose(this)">3</li>
 <li><input type="checkbox" name="ss" onclick="choose(this)">4</li>
 <li><input type="checkbox" name="ss" onclick="choose(this)">5</li>
</ul>
<script language="JavaScript">
 function choose(obj){
  var ss= document.getElementsByName("ss");
  for (var i = 0; i < ss.length; i++) {
   ss[i].checked = false;
  }
  obj.checked = true;
 }
</script>
</body>
</html>

Have you learned it? Hurry up and try it out.

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