dynamic-form.component.ts

import { Component, OnInit } from '@angular/core';
import { FormGroup } from '@angular/forms';

@Component({
  selector: 'app-dynamic-form',
  templateUrl: './dynamic-form.component.html',
  styleUrls: ['./dynamic-form.component.scss']
})
export class DynamicFormComponent implements OnInit {
  form: FormGroup;

  constructor() {}

  ngOnInit() {
    this.form = new FormGroup({});
  }

}