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Deprecate and Remove: setting Event.cancelBubble to false

Category

DOM

Type

New or changed feature

Status

Removed (Chrome 58)

Intent stage

None

Summary

According to https://github.com/whatwg/dom/issues/211, setting cancelBubble to true is considered as an alias to stopPropagation(), and the spec indicates setting cancelBubble to false should do nothing.

Standards & signals

• Specification: https://dom.spec.whatwg.org/#dom-event-cancelbubble
• Firefox: Shipped/Shipping
• Safari: Shipped/Shipping
• Web developers: No signals
• Tracking bug: https://bugs.chromium.org/p/chromium/issues/detail?id=675549

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