The click event triggers the content change of the span element.-JS Tutorial-php.cn

The click event triggers the content change of the span element.

小云云

Release： 2017-12-29 09:41:23

Original

4851 people have browsed it

This article mainly shares with you how the checkbox:click event triggers the content change of the span element. The editor thinks it’s pretty good, so I’ll share it with you now and give it as a reference. Let’s follow the editor to take a look, I hope it can help everyone.

Examples are as follows:

<!DOCTYPE html>
<html lang="en">
<head>
 <meta charset="UTF-8">
 <title>checkbox</title>
 <script src="jquery.js"></script>
</head>
<body>
<p>我想去<span id="spanId">_____</span></p>
<form action="#" id="form">
 <input type="checkbox" name="city" value="南京">南京
 <input type="checkbox" name="city" value="北京">北京
 <input type="checkbox" name="city" value="纽约">纽约
</form>
<script>
  $(function () {
   $("input[name=city]").click(function () {
    var arr = [];
    $("input[name=city]").each(function () {
     if(this.checked){
      arr.push(this.value);
     }else{
      var index = arr.indexOf(this.value);
      if(index != -1){
       arr[index] = "";
      }
     }
    });
    $("#spanId").text(arr.join(","));
   })
  });
</script>
</body>
</html>

Copy after login

Related recommendations:

Solution to the failure of Jquery to bind the Click event to the newly inserted node

jQuery event mousedown and Click event cannot be used at the same time?

JQuery cannot use the click event to solve the problem

The above is the detailed content of The click event triggers the content change of the span element.. For more information, please follow other related articles on the PHP Chinese website!