export declare class TrUtils {
    static IsNull(Value: any): boolean;
    static IsEmpty(Value: any): boolean;
    static IsZero(Value: any): boolean;
    static IsFixedZero(Value: any): boolean;
    static Stringify(RecordData: any): any;
    static ConcatObjects(obj1: any, obj2: any): any;
    static ConvertPercToVal(Discount: any, Total: any, DecimalsNumber?: number): number | null;
    static FixedTo(value: any, DecimalsNumber?: number): number;
    static FixPriceValue(Value: any, DecimalsNumber?: number): string;
    static SetValueToZeroIfNull(Value: any): any;
    static SetPercToStringIfNull(Value: any): any;
    static SetPercToTrueIfNull(Value: any): any;
    static CheckInvalidSelect(Value: any): boolean;
    static isTaxable(tax: string): boolean;
}