Ember.js Ember.Templates.helpers input() Method

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 input() method is used to create the HTML <input> element. 

Syntax:

{input hash}

Parameters:

• hash: It is and 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 input1

app/components/arr.js

Javascript

import Component from '@glimmer/component';
import { tracked } from '@glimmer/tracking';
import { action } from '@ember/object';

export default class Arr2Component extends Component {
    @tracked
    data = '';

    @tracked
    ar = [
        'Ram',
        'Lalu',
        'Rohit',
        'Pokhu',
        'Arabh',
        'Sam',
    ]
    @action
    add(item) {
        this.ar.addObject(item);
    }
}

app/components/arr.hbs

HTML

{{#each this.ar as |temp|}}
<li>{{temp}}</li>
{{/each}}

<br/>
<br/>
<label>Enter Name : </label>
{{input value=this.data}}
<br/>
<input  type="Button" value="Add"
      {{action 'add' this.data}}/>

app/templates/input1.hbs

HTML

{{page-title "Input"}}
<h2>
    Describing input
</h2>

<Arr/>

Output:

Ember.js Ember.Templates.helpers input() Method

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

ember generate route input2

app/components/list.js

Javascript

import Component from '@glimmer/component';
import { action } from '@ember/object';
import { tracked } from '@glimmer/tracking';

export default class ListComponent extends Component {
    @tracked
    s = false;
    @action
    show() {
        this.s = true;
    }
    get p() {
        return document.querySelector('#list');
    }
}

app/components/list.hbs

HTML

{{#if this.s}}
{{#in-element this.p}}
    {{#each @a as |temp|}}
    <li>
    {{temp}}
    </li>
    {{/each}}
{{/in-element}}
{{/if}}
<input type="Button" value='Show list'
    {{on 'click' this.show}}>

app/templates/input2.hbs

HTML

{{page-title "input"}}
Describing input :
<div id="list"></div>
<List @a={{array 'Sam' 'Rahul' 'Dadu' 'Arabh' }} >
</List>

Output:

Ember.js Ember.Templates.helpers input() Method

Reference: https://api.emberjs.com/ember/release/classes/Ember.Templates.components/methods/Input?anchor=Input