Angular 9/8 Material Checkbox Examples

Today, We want to share with you Angular 9/8 Material Checkbox Examples.In this post we will show you How to Create a Checkbox in Angular8?, hear for Angular 9/8 Material Create a Checkbox we will give you demo and example for implement.In this post, we will learn about Angular 9/8 Material Examples: Date Picker, Input, CheckBox, Radio Button and Select with an example.

Angular 9/8 Material Checkbox Examples

There are the Following The simple About angular 6 reactive forms checkbox array Full Information With Example and source code.

As I will cover this Post with live Working example to develop Angular 9/8 Checkbox Tutorial, so the Angular 9/8 Checkbox Tutorial is used for this example is following below.

Phase 1: Import FormsModule

src/app/app.module.ts

import { BrowserModule } from '@angular/platform-browser';
import { NgModule } from '@angular/core';
  
import { AppComponent } from './app.component';
import { FormsModule, ReactiveFormsModule } from '@angular/forms';
  
@NgModule({
  declarations: [
    AppComponent
  ],
  imports: [
    BrowserModule,
    FormsModule,
    ReactiveFormsModule
  ],
  providers: [],
  bootstrap: [AppComponent]
})
export class AppModule { }

Phase 2: Form with ngModel

src/app/app.component.html

<div class="bdy-cart container dsp">
    <h1>Angular CheckBox Example - pakainfo.com</h1>
        
    <form [formGroup]="form" (ngSubmit)="submit()">
            
        <div class="corona form-group lg10">
            <label for="blogspot">Blogspot:</label>
            <div *ngFor="let web of blogspotList">
              <label>
                <input type="checkbox" [value]="web.id" (change)="onCheckboxChange($event)" />
                {{web.name}}
              </label>
            </div>
        </div>
        
        <button class="btn btn-primary" type="submit" [disabled]="!form.valid">Submit</button>
    </form>
</div>

Phase 3: updated Ts File

src/app/app.component.ts

import { Component } from '@angular/core';
import { FormBuilder, FormGroup, FormControl, Validators, FormArray} from '@angular/forms';
   
@Component({
  selector: 'app-root',
  templateUrl: './app.component.html',
  styleUrls: ['./app.component.css']
})
export class AppComponent {
    
  form: FormGroup;
  blogspotList: any = [
    { id: 1, name: 'pakainfo.com' },
    { id: 2, name: 'ministackoverflow.com' },
    { id: 3, name: 'NiceSnippets.com' }
  ];
  
  constructor(private formBuilder: FormBuilder) {
    this.form = this.formBuilder.group({
      blogspot: this.formBuilder.array([], [Validators.required])
    })
  }
    
  onCheckboxChange(e) {
    const blogspot: FormArray = this.form.get('blogspot') as FormArray;
  
    if (e.target.checked) {
      blogspot.push(new FormControl(e.target.value));
    } else {
       const index = blogspot.controls.findIndex(x => x.value === e.target.value);
       blogspot.removeAt(index);
    }
  }
    
  submit(){
    console.log(this.form.value);
  }
    
}

Web Programming Tutorials Example with Demo

Read :

• Jobs
• Make Money
• Programming

Summary

You can also read about AngularJS, ASP.NET, VueJs, PHP.

I hope you get an idea about Angular 9/8 Checkbox Tutorial.
I would like to have feedback on my infinityknow.com blog.
Your valuable feedback, question, or comments about this article are always welcome.
If you enjoyed and liked this post, don’t forget to share.