Anil Singh | Code-sample.com

How to Validate Password and Confirm Password in Angular 4? How to Validate Form in Angular 4? This custom validator is used for Password and Conform Password in Angular 4 which allows us to have fields that must be equal to some other field’s i.e. 1.      Password field 2.      Conform Password field This custom validator is very useful for password confirmation validation, validate card etc. Example 1 – import { Component, OnInit } from '@angular/core' ; import { FormBuilder, FormGroup } from '@angular/forms' ; export class AppComponent implements OnInit { userForm: FormGroup ; password = 'password' ; constructor ( private fBuilder: FormBuilder ) { this .userForm = fBuilder.group({ name: fBuilder.control ( null , Validators.required), age: fBuilder.control ( null , [Validators.required, Validators.minLength( 2 ), Validators.maxLength( 2 )]), email: f...

Hello everyone, Today's going to share the code sample of email/form validation using angularjs. This is the very simple and useful to validate an email input text box after clicking on validate button. If you need to validate an email then first use input type="email" and of type="text" etc. In angularjs, different types of validation like. Required field Minimum length Maximum length ng-pattern etc. I am going to explain two example one is very basic using required and other example is used email regular expression. Both example as given below. Example1 : Required field validation <! doctype html > < html ng-app > < head >   < script src ="https://ajax.googleapis.com/ajax/libs/angularjs/1.0.8/angular.min.js" data-semver ="1.0.8"></ script >   < script >     function MainCtrl($scope) {       $scope.emailId = '' ;     }   </ sc...