← Back to release summary

EventTarget.addEventListener/removeEventListener throws a TypeError

Category
DOM
Type
New or changed feature
Status
Enabled by default (Chrome 63)
Intent stage
None

Summary

EventTarget.addEventListener/removeEventListener throws a TypeError when the second argument |callback| is neither of EventListener nor Null nor Undefined. Historically Blink had not been reporting a TypeError for the second argument of EventTarget.{add,remove}EventListener, but reports a TypeError since M63.

Standards & signals

View on chromestatus.com