jQuery event.stopImmediatePropagation()方法

jQuery event.stopImmediatePropagation()方法

jQuery的event.stopImmediatePropagation()是一个jQuery内置的方法,用于停止其余的事件处理程序被执行为选定的元素。

语法:

event.stopImmediatePropagation()

参数:不需要参数。

例子1:这里,只有第一个弹出框会出现,然后这个方法会阻止其他弹出框出现。

<!DOCTYPE html>
<html>
  
<head>
    <script src=
"https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js">
</script>
    <style>
        body {
            width: 70%;
            height: 40%;
            font-size: 30px;
            padding: 20px;
            border: 2px solid green;
        }
          
        div {
            display: block;
            background-color: lightgrey;
            padding: 4px;
        }
    </style>
      
    <script>
        (document).ready(function() {
            ("div").click(function(event) {
                alert("1st event executed");
                event.stopImmediatePropagation();
            });
            ("div").click(function(event) {
                alert("2nd event executed");
            });
            ("div").click(function(event) {
                alert("3rd event executed");
            });
        });
    </script>
</head>
  
<body>
    <div>Hello, Welcome to GeeksforGeeks.!</div>
</body>
  
</html>

输出:

jQuery event.stopImmediatePropagation()方法

实例2:在这个例子中,我们将通过使用这个方法来改变单个div的颜色。

<!DOCTYPE html>
<html lang="en">
  
<head>
    <script src=
"https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js">
    </script>
    <style>
        body {
            width: 70%;
            height: 40%;
            font-size: 30px;
            padding: 20px;
            border: 2px solid green;
        }
  
        p {
            display: block;
            padding: 4px;
            height: 30px;
            width: 150px;
            background-color: lightgrey;
        }
  
        div {
            display: block;
            padding: 4px;
            height: 30px;
            width: 400px;
            background-color: lightgrey;
        }
    </style>
  
</head>
  
<body>
    <p>Hello, </p>
    <div>Welcome to GeeksforGeeks.!</div>
    <script>
        ("p").click(function (event) {
            event.stopImmediatePropagation();
        });
        ("p").click(function (event) {
            // This function will not executed
            (this).css("background-color", "yellow");
        });
        ("div").click(function (event) {
            // This function will executed
            $(this).css("background-color", "green");
        });
    </script>
</body>
  
</html>

输出:

jQuery event.stopImmediatePropagation()方法

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