import { Injector, PipeTransform } from '@angular/core';
import * as i0 from "@angular/core";
export declare class MonkeyEcxFormatDateGroupPipe implements PipeTransform {
    private injector;
    private lang;
    constructor(injector: Injector);
    private format;
    transform(obj: any): string;
    static ɵfac: i0.ɵɵFactoryDeclaration<MonkeyEcxFormatDateGroupPipe, never>;
    static ɵpipe: i0.ɵɵPipeDeclaration<MonkeyEcxFormatDateGroupPipe, "monkeyecxFormatDateGroup">;
}
