import { Pipe, PipeTransform } from '@angular/core'; import { EventPerson } from 'src/app/models/eventperson.model' @Pipe({ name: 'participants' }) export class ParticipantsPipe implements PipeTransform { transform(EventPerson: EventPerson[] = []): any { let taskParticipants = []; let taskParticipantsCc = []; EventPerson.forEach(e =>{ if(e.IsRequired) { taskParticipants.push(e); } else { taskParticipantsCc.push(e); } }) return {taskParticipants, taskParticipantsCc} } }