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fix event.relatedTarget fallback logic for firefox #19607
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gaearon
reviewed
Aug 13, 2020
This pull request is automatically built and testable in CodeSandbox. To see build info of the built libraries, click here or the icon next to each commit SHA. Latest deployment of this branch, based on commit ccdf9c2:
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Does the new check work as you expect for all browsers? |
yes! It will return |
w3bdesign
approved these changes
Aug 13, 2020
This was referenced Mar 9, 2021
This was referenced Mar 15, 2021
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koto
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Jun 15, 2021
* fix event.relatedTarget fallback logic for firefox * check if relatedTarget is undefined for fallback
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Summary
Fixed a bug where if the nativeEvent
relatedTarget
property was null in Firefox, it would return undefined.Issue: #19572
Test Plan
Tested on Firefox 79, now returns
null
if nativeEvent isnull
.Tested in the following environments to make sure behavior was unaffected and no new bugs were introduced: