doneit-web/src/app/services/functions/sort.service.ts

import { Injectable } from '@angular/core';

@Injectable({
  providedIn: 'root'
})
export class SortService {

  constructor() { }

  sortArrayISODate(myArray: any) {
    return myArray.sort(function (a, b) {
      return (a.CreateDate < b.CreateDate) ? -1 : ((a.CreateDate > b.CreateDate) ? 1 : 0);
    });
  }
  sortArrayByDate(myArray: any) {
    console.log(myArray[0].taskStartDate);
    return myArray.sort(function (a, b) {
      return (new Date(a.workflowInstanceDataFields.StartDate) < new Date(b.workflowInstanceDataFields.StartDate)) ? -1 : ((new Date(a.workflowInstanceDataFields.StartDate) > new Date(b.workflowInstanceDataFields.StartDate)) ? 1 : 0);
    });
  }
}