import { PipeTransform } from '@angular/core';
/**
 * Get the duraton between start date and end date in minutes
 *
 * __Usage :__
 *   startDate | ngxDuration: endDate
 *
 * __Example :__
 *   {{ 2017-08-27T16:30:00.000Z | ngxDuration: 2017-08-27T17:30:00.000Z }}
 *   formats to: 60
 *
 * Module {@link TransformDurationToTextModule}
 */
export declare class TransformDurationPipe implements PipeTransform {
    transform(startDate: string, endDate: string): number;
}