jrwebdev · February 13, 2019 06:12
diff --git a/useMemo-useCallback.ts b/useMemo-useCallback.ts
 const value = 10;
 // inferred as number
 const result = useMemo(() => value * 2, [value]);

 const multiplier = 2;
 // inferred as (value: number) => number
 const multiply = useCallback((value: number) => value * multiplier, [multiplier]);
	const value = 10;
	// inferred as number
	const result = useMemo(() => value * 2, [value]);

	const multiplier = 2;
	// inferred as (value: number) => number
	const multiply = useCallback((value: number) => value * multiplier, [multiplier]);