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Hasty Treat - Things You Should Know About Javascript Events

 3 years ago
source link: https://syntax.fm/show/245/hasty-treat-things-you-should-know-about-javascript-events
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May 4th, 2020

Hasty Treat - Things You Should Know About Javascript Events

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In this Hasty Treat, Scott and Wes talk about javascript events, and how to avoid some common pitfalls!

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Show Notes

02:23 - Event bubbling

  • Some events bubble, some don't
  • Clicks bubble
  • Mouseevents bubble
  • Focus doesn't bubble

04:10 - Event capturing

  • Capture: down, bubble up
  • Canceling: prevent default
  • target` vs currentTarget
  • currentTarget is what got clicked
  • target is what you listened for the click on
  • event.isTrusted
  • addEventListener once: true

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