Thanks for contributing an answer to Stack Overflow! AngularJS offers client-side form validation. So in case of your iteration of skill you can access the current formcontrol from Now we will add validators to fullName control. import { FormBuilder, FormGroup } from '@angular/forms'; and create an instance of FormBuilder in constructor of app component like as below, constructor(private formBuilder: FormBuilder) { } Form validation is an important part of web application. Validators are used to ensure that the values in a form meet certain requirements. 1. Business but not as usual: Auf Schloss Hollenburg ist fr Ihr Business-Event (fast) alles mglich aber niemals gewhnlich, vom elegant-diskreten Seated Dinner ber Ihre eigenen Formate bis zum von uns ausgerichteten Teambuilding-Event, dem einzigartigenWeinduell. Step2: Now Add Heute, nach behutsamer und grndlicherRenovierung knnen wir auch Ihnen einbreites Spektrum an reprsentativen Rumlichkeitenfr Ihre auergewhnliche Veranstaltung sei es Hochzeit, Seminar oderEmpfang anbieten. Angular has a lot of validators to choose from like required minLength email It also has the pattern validator that allows us to require that a certain input match a specified regex expression. //app.component.ts import { Validators } from '@angular/forms'; //more code here Let's understand the above example step by step:Apply novalidate attribute in