Solution #915
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Solution #915
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And678
suggested changes
Jul 20, 2023
src/App.tsx
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| } | ||
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| componentWillUnmount(): void { | ||
| document.removeEventListener('keyup', this.handleKeyUp); |
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This will not remove event listener
https://dev.to/marcostreng/how-to-really-remove-eventlisteners-in-react-3och
https://bobbyhadz.com/blog/react-remove-event-listener
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Thx 😊 as I understand I forgot to bind this, so it could add and remove the same function.
constructor(props){
super(props);
this.handleKeyUp = this.handleKeyUp.bind(this); //bind function once
}
Anyway, I rewrote it to the functional component, from the recommendations above
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DEMO LINK