isNullOrUndefined(Object), isNull(Object) in the Util Module is deprecated in Angular 9. Alternative for isNullOrUndefined

 

Util module depreacted in angular. Here we are going to see the alternative for isNullOrUndefine, isNull, isUndefined.

import { isUndefined, isNull, isNullOrUndefined } from 'util';

Alternative for util Modules:

export function isNullOrUndefined<T>(obj: T | null | undefined): obj is null | undefined {
    return typeof obj === 'undefined' || obj === null;
}