/** Returns the total number of Unicode code points in the string */
export declare function CodePointCount(value: string): number;
/** Returns true if the string length in Unicode code points is less than or equal to maxLength */
export declare function IsMaxLength(value: string, maxLength: number): boolean;
/** Returns true if the string length in Unicode code points is greater than or equal to minLength */
export declare function IsMinLength(value: string, minLength: number): boolean;