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JavaScript事件机制——记一次认真准备的技术分享

 5 years ago
source link: https://juejin.im/post/5b29cdaa518825749d2d557a
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先问几个问题，你是否能快速闪过答案？ 自下而上（冒泡）事件怎么写，自上而下（捕获）又是怎么写？ 捕获型和冒泡型同时存在，谁生效？ jquery的on或bind是冒泡，还是捕获？ 冒泡能够阻止，那捕获能够阻止吗？ stopPropagation 和 stopI

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