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Ember.js EmberObject setProperties() Method

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Ember.js is an open-source JavaScript framework used for developing large client-side web applications which is based on Model-View-Controller (MVC) architecture. Ember.js is one of the most widely used front-end application frameworks. It is made to speed up development and increase productivity. Currently, it is utilized by a large number of websites, including Square, Discourse, Groupon, Linked In, Live Nation, Twitch, and Chipotle.

The setProperties() method is used to set the list of properties at once.

Syntax:

setProperties( hash );

 

Parameters:

  • hash: It is the hash of the key and value to set.

Return Value: Object with the passed hash value.

Step 1: To run the following examples you will need to have an ember project with you. To create one, you will need to install ember-cli first. Write the below code in the terminal:

npm install ember-cli

Step 2: Now you can create the project by typing in the following piece of code:

ember new <project-name> --lang en

To start the server, type:

ember serve

Example 1: Type the following code to generate the route for this example.

ember generate route setProperties1

app/routes/setProperties1.js

Javascript




import Route from '@ember/routing/route';
import EmberObject from '@ember/object';
  
export default class WebsitesRoute extends Route {
  
    food = [
        EmberObject.create({
            food: 'apple',
            isFruit: true,
            buck: '1',
        }),
        EmberObject.create({
            food: 'Potato',
            isFruit: false,
            buck: '2',
        }),
        EmberObject.create({
            food: 'Banana',
            isFruit: true,
            buck: '1',
        }),
        EmberObject.create({
            food: 'Burgur',
            isFruit: false,
            buck: '2',
        }),
        EmberObject.create({
            food: 'Orange',
            isFruit: true,
            buck: '1',
        }),
    ];
  
    food2 = [
  
        EmberObject.create({ food: 'sandwitch'
            isFruit: false, buck: '2', }),
        EmberObject.create({ food: 'bean'
            isFruit: false, buck: '2', }),
        EmberObject.create({ name: 'Banana'
            isFruit: true, buck: 1 }),
        EmberObject.create({ name: 'Water-melon'
            isFruit: true, buck: 2 }),
        EmberObject.create({ name: 'Papaya'
            isFruit: true, buck: 1 }),
  
        ,
        ,
    ];
    temp;
    model() {
        return this.food;
    }
    setupController(controller, model) {
        super.setupController(controller, model);
        controller.set('food', this.food);
        controller.set('temp', this.temp);
        controller.set('food2', this.food2);
    }
}


app/controllers/setProperties1.js

Javascript




import Ember from 'ember';
  
export default Ember.Controller.extend({
    value: 0,
    actions: {
        List() {
            let ans = '';
            this.food.forEach((item) => ans += 
                item.getProperties('food').food + 
                ' is in Bucket ' + item.getProperties
                ('buck').buck + '\n');
            alert(ans);
        },
        Bucket2() {
            this.food.forEach((item, i) => 
                item.setProperties(this.food2.at(i)));
        },
  
        toggle2() {
            this.food.forEach((item, i) => 
                item.toggleProperty('isFruit'));
        },
    },
});


app/templates/setProperties1.hbs

Javascript




{{page-title "setProperties"}}
<h3>List of Item in Buckets</h3>
<table>
    <tr>
        <th> Food Name </th>
        <th>Bucket </th>
        <th>Fruit </th>
      </tr>
      {{#each @model as |website|}}
        <tr>
            <td>{{website.food}}</td>
              <td>{{website.buck}}</td>
              <td>{{website.isFruit}}</td>
        </tr>
      {{/each}}
</table>
<br /><br />
<input
    type="button"
      id="increase"
      value="List All items with Bucket number"
      {{action "List"}}
/>
<br /><br />
<input
    type="button"
      id="update-list"
      value="List another Bucket item"
      {{action "Bucket2"}}
/>
<br /><br />
<input
    type="button"
      id="toggle-property"
      value="Toggle Fruit Property"
      {{action "toggle2"}}
/>
{{outlet}}


Output: Visit localhost:4200/setProperties1 to view the output.

Ember.js EmberObject setProperties() Method

Example 2: Type the following code to generate the route for this example.

ember generate route setProperties2

app/routes/setProperties2.js

Javascript




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);
    }
}


app/controllers/setProperties2.js

Javascript




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'));        
    },
},
});


app/templates/setProperties2.hbs

Javascript




{{page-title "setProperties"}}
<h3>Here is a list of eatables: </h3>
<br /><table>
    <tr>
        <th>Name</th>
        <th>isFruit</th>
        <th>color</th>
      </tr>
      {{#each @model as |detail|}}
        <tr>
              <td>{{detail.name}}</td>
              <td>{{detail.isFruit}}</td>
              <td>{{detail.color}}</td>
        </tr>
      {{/each}}
</table>
<br />
<input 
    type="button" 
    id="list-item" 
    value="List all Items" 
    {{action "print"}} />
<br /><br />
<input
    type="button"
      id="change-item"
      value="Change all Item in Bucket"
      {{action "Change"}}
/>
<br /><br />
<input
    type="button"
      id="toggle-isFruits"
      value="Toggle isFruit Properties"
      {{action "toggle"}}
/>
{{outlet}}


Output: Visit localhost:4200/setProperties2 to view the output.

Ember.js EmberObject setProperties() Method

Reference: https://api.emberjs.com/ember/4.4/classes/EmberObject/methods/setProperties?anchor=setProperties



Last Updated : 01 Nov, 2022
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