export declare function noop(...args: any[]): void;
export declare function notEqual(valueA: unknown, valueB: unknown): boolean;
export declare function safeNotEqual(a: any, b: any): any;
export declare function equal(valueA: unknown, valueB: unknown): boolean;
export declare function isNull(value: unknown): value is null;
export declare function isUndefined(value: unknown): value is undefined;
export declare function isNil(value: unknown): value is null | undefined;
export declare function isObject(value: any): value is object;
export declare function isNumber(value: any): value is number;
export declare function isString(value: any): value is string;
export declare function isBoolean(value: any): value is boolean;
export declare function isFunction(value: any): value is Function;
export declare function isArray(value: unknown): value is unknown[];
export declare function createRegex(regex: string | RegExp): RegExp;
export declare function isWindow(value: unknown): value is Window;
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