export declare class Tools {
    static getDate(value: any, _default?: Date): Date;
    static isDate(value: any): boolean;
    static isArray(value: any): boolean;
    static isNumber(value: any): boolean;
    static isString(value: any): boolean;
    static isFunction(value: any): boolean;
    static int(value: any): number;
    static error(message: string, checkDocs?: boolean): void;
    static d(value: any): boolean;
    static u(value: any): boolean;
}