import { ElemValueType } from '../modules/interfaces';
export declare const isEmpty: (value: ElemValueType) => boolean;
export declare const isEmail: (value: string) => boolean;
export declare const isLengthMoreThanMax: (value: string, len: number) => boolean;
export declare const isLengthLessThanMin: (value: string, len: number) => boolean;
export declare const isNumber: (value: string) => boolean;
export declare const isInteger: (value: string) => boolean;
export declare const isPassword: (value: string) => boolean;
export declare const isStrongPassword: (value: string) => boolean;
export declare const isNumberMoreThanMax: (value: number, len: number) => boolean;
export declare const isNumberLessThanMin: (value: number, len: number) => boolean;
export declare const isInvalidOrEmptyString: (value?: ElemValueType) => boolean;