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Ember.js RouterService 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 change the value of multiple properties.

Syntax:

setProperties(hash)

 

Parameters:

  • hash: The hash of keys and the values to which they needed to be changed.

Return Value: The passed hash object.

Steps to Install and Run Ember.js:

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 students

app/route/students.js

Javascript




import Route from '@ember/routing/route';
import EmberObject from '@ember/object';
  
const Student = EmberObject.extend({
});
  
export default class StudentsRoute extends Route {
    student;
    createStudent() {
        let student = Student.create({
            name: 'Alix Mainston',
            gender: 'F',
            class: 9,
            grade: 'B',
            marks: 98,
            pocket_money: 9643,
        });
        return student;
    }
    changeDetails(student) {
        student.setProperties({
            pocket_money: 10000,
            gender: 'M'
        })
    }
    model() {
        this.student = this.createStudent();
        this.changeDetails(this.student)
        return this.student;
    }
    setupController(controller, model) {
        super.setupController(controller, model);
        controller.set('student', this.student);
    }
}


app/template/students.hbs

HTML




{{page-title "Students"}}
<h1>Details:</h1>
<div>Name: {{this.student.name}}</div>
<div>Gender: {{this.student.gender}}</div>
<div>Class: {{this.class}}</div>
<div>Grade: {{this.student.grade}}</div>
<div>Marks: {{this.student.marks}}</div>
<div>Pocket Money: {{this.student.pocket_money}}</div>
{{outlet}}


Output:

 

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

ember generate route details

app/route/details.js

Javascript




import Route from '@ember/routing/route';
import EmberObject from '@ember/object';
  
const Person = EmberObject.extend({});
  
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) {
        let newAge = 51;
        let newCountry = 'England';
        let update = {
            age: newAge,
            country: newCountry,
        }
        person.setProperties(update);
    }
    model() {
        this.person = this.createPerson();
        this.changeDetails(this.person);
        return this.person;
    }
    setupController(controller, model) {
        super.setupController(controller, model);
        controller.set('person', this.person);
    }
}


app/template/details.hbs

HTML




{{page-title "Details"}}
<h1>Person</h1>
<div>Name: {{this.person.name}}</div>
<div>Age: {{this.person.age}}</div>
<div>Salary: {{this.person.salary}}</div>
<div>Gender: {{this.person.gender}}</div>
<div>Zip Code: {{this.person.zipCode}}</div>
<div>Country: {{this.person.country}}</div>
<div>Mobile: {{this.person.mobile}}</div>
{{outlet}}


Output:

 

Reference: https://api.emberjs.com/ember/4.7/classes/RouterService/methods



Last Updated : 05 Dec, 2022
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