JavaScript事件冒泡行为的相关内容

文章 2022-11-22 来自：开发者社区

13、JS事件（事件绑定、事件流、阻止事件冒泡、取消元素默认行为）

1、事件绑定（onclick、addEventListener）区别onclick与addEventListeneronclick在同一元素的同一事件类型添加多个事件，会被覆盖。不可以设置元素在捕获阶段触发的事件addEventListener在同一元素的同一事件类型添加多个事件，不会被覆盖。可以设置元素在捕获阶段（从外到内）触发的事件 <script> // 1、事件绑定...

文章 2017-10-30 来自：开发者社区

js 停止事件冒泡阻止浏览器的默认行为

在前端开发工作中，由于浏览器兼容性等问题，我们会经常用到“停止事件冒泡”和“阻止浏览器默认行为”。浏览器默认行为：在form中按回车键就会提交表单；单击鼠标右键就会弹出context menu. a标签 1..停止事件冒泡 JavaScript代码 1 //如果提供了事件对象，则这是一个非IE浏览器2 if ( e &&&nbs...

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更新时间 2024-09-29 11:30:45

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