17 lines
707 B
Plaintext
17 lines
707 B
Plaintext
import { MutableRefObject } from 'react';
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/**
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* creates a MutableRef with ref change callback
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* @param initialValue - initial ref value
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* @param {Function} callback - a callback to run when value changes
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*
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* @example
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* const ref = useCallbackRef(0, (newValue, oldValue) => console.log(oldValue, '->', newValue);
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* ref.current = 1;
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* // prints 0 -> 1
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*
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* @see https://reactjs.org/docs/hooks-reference.html#useref
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* @see https://github.com/theKashey/use-callback-ref#usecallbackref---to-replace-reactuseref
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* @returns {MutableRefObject}
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*/
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export declare function useCallbackRef<T>(initialValue: T | null, callback: (newValue: T | null, lastValue: T | null) => void): MutableRefObject<T | null>;
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