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remove event listener react hooks

Mystic Dev answered on May 11, 2022 Popularity 8/10 Helpfulness 8/10

answer remove event listener react hooks

remove event listener react hooks

Comment

useEffect(() => {
  if (collapsed) {
    return;
  }

  function handleKeyUp(event) {
    switch (event.key) {
      case "Escape":
        setCollapsed(true);
        break;
    }
  }

  window.addEventListener("keyup", handleKeyUp);
  return () => window.removeEventListener("keyup", handleKeyUp);
}, [collapsed]);

Popularity 8/10 Helpfulness 8/10 Language javascript

Source: stackoverflow.com

Tags: event-listener javascript react-hooks

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