Angular 10 isPlatformWorkerApp API

In this article, we are going to see what is isPlatformWorkerApp in Angular 10 and how to use it. The isPlatformWorkerApp API is used to get a platform id that represents a worker app platform.

Syntax:

isPlatformWorkerApp( platformId );

NgModule: Module used by isPlatformWorkerApp is:

• CommonModule

Return Value: It returns a Boolean Value stating whether a platform id represents a worker app platform.

Approach: 

• Create an Angular app that to be used.
• Import isPlatformWorkerApp from @angular/core to the project.
• In app.component.ts define the object which holds the Boolean value.
• Serve the angular app using ng serve to see the output.

Example 1:

app.component.ts

import { Component, Inject } from '@angular/core';
import { PLATFORM_ID } from '@angular/core';
import { isPlatformWorkerUi } from '@angular/common';

@Component({
  selector: 'app-root',
  templateUrl: './app.component.html',
  styleUrls: [ './app.component.css' ]
})
export class AppComponent  {
    isWorker: boolean;

    constructor( @Inject(PLATFORM_ID) platformId: Object) {
      this.isWorker = isPlatformWorkerUi(platformId);
      console.log(this.isWorker);
    }
  }

Output:

Example 2:

app.component.ts

import { Component, Inject } from '@angular/core';
import { PLATFORM_ID } from '@angular/core';
import { isPlatformWorkerUi } from '@angular/common';

@Component({
  selector: 'app-root',
  templateUrl: './app.component.html',
  styleUrls: [ './app.component.css' ]
})
export class AppComponent  {
    isWorker: boolean;

    constructor( @Inject(PLATFORM_ID) platformId: Object) {
      this.isWorker = isPlatformWorkerUi(platformId);
    }
  }

app.component.html

<div *ngIf = 'isWorker==false'>
      platform id does not represents a web worker UI platform.
</div>

Output:

Reference: https://angular.io/api/common/isPlatformWorkerApp