Ember.js EmberObject Class

import Route from '@ember/routing/route';
import EmberObject from '@ember/object';
import { } from '@ember/array';

export default class FruitsRoute extends Route {
    fruits = [
        EmberObject.create({ name: 'Lady Finger',
            isFruit: false, color: 'green' }),
        EmberObject.create({ name: 'Brinjal',
            isFruit: false, color: 'purple' }),
        EmberObject.create({ name: 'Apple',
            isFruit: true, color: 'red' }),
        EmberObject.create({ name: 'Grapes',
            isFruit: true, color: 'green' }),
        EmberObject.create({ name: 'Mango',
            isFruit: true, color: 'yellow' }),
        EmberObject.create({ name: 'Watermelon',
            isFruit: true, color: 'red' }),
        EmberObject.create({ name: 'Orange',
            isFruit: true, color: 'orange' })
    ];
    fruits2 = [
        EmberObject.create({ name: 'Potato',
            isFruit: false, color: 'brown' }),
        EmberObject.create({ name: 'Tomato',
            isFruit: false, color: 'red' }),
        EmberObject.create({ name: 'Banana',
            isFruit: true, color: 'Yellow' }),
        EmberObject.create({ name: 'Water-melon',
            isFruit: true, color: 'green' }),
        EmberObject.create({ name: 'Papaya',
            isFruit: true, color: 'yellow' }),
    ];
    model() {
        return this.fruits;
    }
    setupController(controller, model) {
        super.setupController(controller, model);
        controller.set('fruits', this.fruits);
        controller.set('fruits2', this.fruits2);
    }
}

import Ember from "ember";
import { isAny, isEvery } from "@ember/array";

export default Ember.Controller.extend({
    actions: {
        print() {
            let ans = '';
            this.fruits.forEach((item) => ans +=
                item.getProperties('name').name + '\n');
            alert(ans);
        },
        Change() {
            let ans = this.fruits.forEach((item, i) =>
                item.setProperties(this.fruits2.at(i)));
        },
        toggle() {
            this.fruits.forEach((item) =>
                item.toggleProperty('isFruit'));
        },
    },
});

import Route from '@ember/routing/route';
import EmberObject from '@ember/object';

const Person = EmberObject.extend({
    toStringExtension() {
        return this.get('name');
    }
});

export default class DetailsRoute extends Route {
    person;
    createPerson() {
        let person = Person.create({
            name: 'Anubhav',
            mobile: '1298119967',
            age: 20,
            salary: 10000,
            city: 'Patna',
            country: 'India',
            gender: 'M',
            zipCode: '800020',
        });
        return person;
    }
    changeDetails(person) {
        person.setProperties({
            age: 51,
            country: 'England',
        });
    }
    model() {
        this.person = this.createPerson();
        this.changeDetails(this.person);
        return this.person;
    }
    setupController(controller, model) {
        super.setupController(controller, model);
        controller.set('person', this.person);
    }
}

import Ember from 'ember';

export default Ember.Controller.extend({
    actions: {
        clickButton() {
            alert(this.person.toString());
        }
    },
});