Angular 2 Pipe to map a property : value mapping object into an array of key value pair objects

maptokeyvalue.pipe.ts

import { Pipe, PipeTransform } from '@angular/core';

@Pipe({
    name: 'mapToKeyValue'
})

export class MapToKeyValuePipe implements PipeTransform {
  transform(obj: Object) {
    let modifiedArray = [];
    for (let key in obj) {
            let value = obj[key];
            modifiedArray.push({key, value});
    }
    return modifiedArray;
  }
}