import { Component, OnInit } from '@angular/core'; import { FormBuilder, FormGroup, Validators } from '@angular/forms'; import * as moment from 'moment'; @Component({ selector: 'app-reactive-forms', templateUrl: './reactive-forms.component.html', styleUrls: ['./reactive-forms.component.css'] }) export class ReactiveFormsComponent implements OnInit { form: FormGroup; options: any = {format: 'DD/MM/YYYY'}; constructor(fb: FormBuilder) { this.form = fb.group({ date: [moment('2015-11-18T00:00Z'), Validators.required] }); } ngOnInit() { } reset() { this.form.controls['date'].reset(); } }