import * as i0 from "@angular/core";
/**
 * Number Helper Service
 * */
export declare class NumberHelperService {
    constructor();
    isNumber(value: string | number): boolean;
    static ɵfac: i0.ɵɵFactoryDeclaration<NumberHelperService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<NumberHelperService>;
}
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