export declare const keyBoardHelper: {
    smallKeyBoard: (event: any) => boolean;
    numberKeyBoard: (event: any) => boolean;
    functionKeyBoard: (event: any) => any;
    currencyKeyBoard: (event: any, viewValue: any) => any;
    floatKeyBoard: (event: any, viewValue: any) => boolean;
    tabKeyBoard: (event: any) => boolean;
    arrowKeyBoard: (event: any) => boolean;
};