Angular 9/8 Get Checked Radio Button on Change Event

Today, We want to share with you Angular 9/8 Get Checked Radio Button on Change Event.In this post we will show you mat-form-field radio-button, hear for Radio Buttons Reactive Forms with Angular we will give you demo and example for implement.In this post, we will learn about Radio Buttons Reactive Forms with Angular 7|8|9 with an example.

Angular 9/8 Get Checked Radio Button on Change Event

There are the Following The simple About angular 8 radio button Full Information With Example and source code.

As I will cover this Post with live Working example to develop angular 4 reactive forms radio button checked, so the angular-radio-buttons-demo-reactive-forms is used for this example is following below.

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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 Radio Button Example - pakainfo.com</h1>
       
    <form [formGroup]="form" (ngSubmit)="submit()">
           
        <div class="corona form-group lg10">
            <label for="gender">Gender:</label>
            <div>
              <input id="male" type="radio" value="male" name="gender" formControlName="gender" (change)="changeGender($event)">
              <label for="male">Male</label>
           </div>
   
           <div>
              <input id="female" type="radio" value="female" name="gender" formControlName="gender" (change)="changeGender($event)">
              <label for="female">Female</label>
           </div>
              
            <div *ngIf="f.gender.touched && f.gender.invalid" class="alert alert-danger">
                <div *ngIf="f.gender.errors.required">Name is required.</div>
            </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 { FormGroup, FormControl, Validators} from '@angular/forms';
   
@Component({
  selector: 'app-root',
  templateUrl: './app.component.html',
  styleUrls: ['./app.component.css']
})
export class AppComponent {
   
  form = new FormGroup({
    gender: new FormControl('', Validators.required)
  });
   
  get f(){
    return this.form.controls;
  }
   
  submit(){
    console.log(this.form.value);
  }
 
  changeGender(e) {
    console.log(e.target.value);
  }
   
}

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