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Confirm password validation in Angular 6|7|8|9

Today, We want to share with you Confirm password validation in Angular 6|7|8|9.In this post we will show you password and confirm password validation in angular 7 reactive form, hear for password and confirm password validation in angular 8 we will give you demo and example for implement.In this post, we will learn about Custom Validator on reactive form for password and confirm password matching getting undefined parameters into Angular 6,7,8,9 with an example.

Confirm password validation in Angular 6|7|8|9

There are the Following The simple About Angular Validation Password and Confirm Password Full Information With Example and source code.

As I will cover this Post with live Working example to develop password and confirm password validation in angular 6 stackblitz, so the password and confirmpassword validation in angular using reactive forms is used for this example is following below.

Angular Validation Password and Confirm Password

src/app/app.component.html

Angular Validation Password and Confirm Password - pakainfo.com

Password is required.
Password is required.
Password and Confirm Password must be match.

src/app/app.component.ts

import { Component } from '@angular/core';
import { FormBuilder, FormGroup, FormControl, Validators} from '@angular/forms';
  
import { ConfirmedValidator } from './confirmed.validator';
    
@Component({
  selector: 'app-root',
  templateUrl: './app.component.html',
  styleUrls: ['./app.component.css']
})
export class AppComponent {
  form: FormGroup = new FormGroup({});
  
  constructor(private fb: FormBuilder) {
  
    this.form = fb.group({
      password: ['', [Validators.required]],
      double_check_pass: ['', [Validators.required]]
    }, { 
      validator: ConfirmedValidator('password', 'double_check_pass')
    })
  }
    
  get f(){
    return this.form.controls;
  }
   
  submit(){
    console.log(this.form.value);
  }
   
}

src/app/confirmed.validator.ts

import { FormGroup } from '@angular/forms';
    
export function ConfirmedValidator(controlName: string, matchingControlName: string){
    return (formGroup: FormGroup) => {
        const control = formGroup.controls[controlName];
        const matchingControl = formGroup.controls[matchingControlName];
        if (matchingControl.errors && !matchingControl.errors.confirmedValidator) {
            return;
        }
        if (control.value !== matchingControl.value) {
            matchingControl.setErrors({ confirmedValidator: true });
        } else {
            matchingControl.setErrors(null);
        }
    }
}
Web Programming Tutorials Example with Demo

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I am Jaydeep Gondaliya , a software engineer, the founder and the person running Pakainfo. I'm a full-stack developer, entrepreneur and owner of Pakainfo.com. I live in India and I love to write tutorials and tips that can help to other artisan, a Passionate Blogger, who love to share the informative content on PHP, JavaScript, jQuery, Laravel, CodeIgniter, VueJS, AngularJS and Bootstrap from the early stage.

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