You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
27 lines
794 B
27 lines
794 B
import { useState, useEffect } from 'react';
|
|
|
|
function useDebounce(value, delay = 500) {
|
|
// State and setters for debounced value
|
|
const [debouncedValue, setDebouncedValue] = useState(value);
|
|
|
|
useEffect(
|
|
() => {
|
|
// Update debounced value after delay
|
|
const handler = setTimeout(() => {
|
|
setDebouncedValue(value);
|
|
}, delay);
|
|
|
|
// Cancel the timeout if value changes (also on delay change or unmount)
|
|
// This is how we prevent debounced value from updating if value is changed ...
|
|
// .. within the delay period. Timeout gets cleared and restarted.
|
|
return () => {
|
|
clearTimeout(handler);
|
|
};
|
|
},
|
|
[value, delay], // Only re-call effect if value or delay changes
|
|
);
|
|
|
|
return debouncedValue;
|
|
}
|
|
|
|
export default useDebounce;
|