import { PipeTransform } from '@angular/core';
import * as ɵngcc0 from '@angular/core';
export declare class JoinPipe implements PipeTransform {
    transform(arr: any[], separator?: string): string;
    static ɵfac: ɵngcc0.ɵɵFactoryDef<JoinPipe, never>;
    static ɵpipe: ɵngcc0.ɵɵPipeDefWithMeta<JoinPipe, "join">;
}

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