export declare class ObjectUtils {
    query(obj: unknown, path: string, ...args: unknown[]): unknown;
    isFunction(value: unknown): boolean;
    isNumber(value: unknown): boolean;
    isString(value: unknown): boolean;
    isObject(value: unknown): boolean;
    isArray(value: unknown): boolean;
    isBoolean(value: unknown): boolean;
    isRegex(value: unknown): boolean;
    isNull(value: unknown): boolean;
    isUndefined(value: unknown): boolean;
    isNullOrUndefined(value: unknown): boolean;
    hasLength(value: string | unknown[]): boolean;
    isDate(value: unknown): boolean;
    isSymbol(value: unknown): boolean;
    isNullOrEmpty(value: string): boolean;
    isUndefinedOrEmpty(value: string): boolean;
    isNullOrUndefinedOrEmpty(value: string): boolean;
    isEmpty(value: string): boolean;
    isWhitespaceOrEmpty(value: string): boolean;
    isWhitespace(value: string): boolean;
    isAvailable(value: string | unknown[]): boolean;
    isStrictAvailable(value: string | unknown[]): boolean;
}