The differences between capturing and bubbling

HTML DOM addEventListener() Method

the same question: bubbling and capturing

Syntax

element.addEventListener(event, function, useCapture)

　　useCapture:

- 　　true - The event handler is executed in the capturing phase
- 　　false- Default. The event handler is executed in the bubbling phase

Test Demo:

　　https://jsfiddle.net/kkcodin/L3qo8ocp/

时间： 2025-02-01 15:58:59

The differences between capturing and bubbling的相关文章

Chromium分发输入事件给WebKit处理的过程分析

Chromium的Render进程接收到Browser进程分发过来的输入事件之后,会在Compoistor线程中处理掉滑动和捏合手势这两种特殊的输入事件,其它类型的输入事件则交给Main线程处理.Main线程又会进一步将输入事件分发给WebKit处理.WebKit则根据输入事件发生的位置在网页中找到对应的HTML元素进行处理.本文接下来详细分析Chromium分发输入事件给WebKit处理的过程. 老罗的新浪微博:http://weibo.com/shengyangluo,欢迎关注! 以Touc

Understanding Delegated JavaScript Events

While I ended up using a CSS-only implementation for this pen, I started by writing it mostly using classes and JavaScript. However, I had a conflict. I wanted to use Delegated Events but I also wanted to minimize the dependancies I wanted to inject.

JavaScript 进阶问题列表

JavaScript 进阶问题列表我在我的 Instagram 上每天都会发布 JavaScript 的多选问题,并且同时也会在这个仓库中发布. 从基础到进阶,测试你有多了解 JavaScript,刷新你的知识,或者帮助你的 coding 面试! 我每周都会在这个仓库下更新新的问题. 答案在问题下方的折叠部分,点击即可展开问题.祝你好运 1. 输出是什么? function sayHi() { console.log(name) console.log(age) var name = 'Lyd

Javascript小白经典题型(一)

1. 输出是什么? function sayHi() { console.log(name) console.log(age) var name = 'Lydia' let age = 21 } sayHi() A: Lydia 和 undefined B: Lydia 和 ReferenceError C: ReferenceError 和 21 D: undefined 和 ReferenceError 2. 输出是什么? for (var i = 0; i < 3; i++) { setT

事件冒泡(event bubbling)和事件捕获(event capturing)

事件冒泡时,触发click事件: 1 <!DOCTYPE html> 2 <html> 3 <head lang="en"> 4 <meta charset="UTF-8"> 5 <title>Bubble Test</title> 6 </head> 7 <body> 8 <div id="myDiv">Div</div> 9

Capturing 'self' strongly in this block is likely to lead to a retain cycle [duplicate]

转载至:http://stackoverflow.com/questions/17009966/capturing-self-strongly-in-this-block-is-likely-to-lead-to-a-retain-cycle 问题描述: 13down votefavorite 8 This question already has an answer here: capturing self strongly in this block is likely to lead to

Differences Between Xcode Project Templates for iOS Apps

Differences Between Xcode Project Templates for iOS Apps When you create a new iOS app project in Xcode, you get to choose between several project templates, from the aptly named “Empty Application” to specialized things like an “OpenGL Game”. I noti

Size differences of Arctic marine protists between two climate periods—using the paleoecological record to assess the importance of within-species trait variation

ecology and evolution ,个人觉得这个期刊点数虽不高,但属于主流期刊. 文献:Mousing, E. A. et al. Size differences of Arctic marine protists between two climate periods—using the paleoecological record to assess the importance of within-species trait variation. Ecol Evol 7, 3–

Differences between Hub, Network Bridge, Switch and Router

Before we talk about the differences between these network devices, we have to understand the conflict domain and brocast domain first. Take bus network topology for example, all the PCs are connecting to the same bus line. If multiple PCs are sendin