2.2.1 提问:请解释什么是 JavaScript 的事件冒泡和事件捕获?给出⼀个⽰例来说明它们之间的区别。
JavaScript中的事件冒泡和事件捕获是事件传播⽅式。“事件冒泡”指事件从最具体的元素开始向上传播⾄最不具体的元素。“事件捕获”则是从最不具体的元素开始向具体元素传播。⽰例:
10 Screens$8,029
I will design rough sketches for upto 5 Screens of your website/Mobile app.
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- Source File
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20 Screens$16,029
I will design rough sketches for upto 5 Screens of your website/Mobile app.
- Source File
- Commercial Use
- Interactive Mockup
- 10 Pages
30 Screens$24,029
I will design rough sketches for upto 5 Screens of your website/Mobile app.
- Source File
- Commercial Use
- Interactive Mockup
- 10 Pages