1、效果图：
2、event.stopPropagation() 定义
菜鸟教程：https://www.runoob.com/jquery/event-stoppropagation.html
3、例子：
点击查看代码
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>阻止子元素的click事件冒泡到父元素</title>
</head>
<style>
.parent{
width: 300px;
height: 200px;
background-color: #1E9FFF;
}
.children{
width: 30%;
height: 40%;
padding: 20px;
background-color: #8A2BE2;
}
</style>
<body>
<div class="parent" id="parent">
<div class="children" id="children">子元素</div>
<br />父元素
</div>
</body>
<script type="text/javascript" src="../../js/jquery-3.5.1.min.js" ></script>
<script>
$("#parent").click(function(){
alert("你点击了父元素的方法！");
});
$("#children").click(function(event){
event.stopPropagation(); // 阻止子元素(input)的click事件冒泡到父元素(div)
alert("你点击了子元素的方法.......")
});
</script>
</html>