Ember.js ArrayProxy isDestroyed Property

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 isDestroyed Property of ArrayProxy is a property that shows the status of the destroyed object property flag. If this property is set to be true it indicates the Observer and other metadata of the object is already removed.  

Syntax:

this.object.isDestroyed 

Parameters: It does not take any parameters. 

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 data1

app/routes/data1.js

app/controllers/data1.js

app/templates/data1.hbs

Output:

👁 Image

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

ember generate route data2

app/routes/data2.js

app/controllers/data2.js

app/templates/data2.hbs

Output:

👁 Image

Reference: https://api.emberjs.com/ember/4.9/classes/ArrayProxy/properties?anchor=isDestroyed