<p>form-reactive works!p>


<form [formGroup]="form" (ngSubmit)="onSubmit()">
 <label for="name">Nombrelabel>
 <input type="text" formControlName="fullname" id="name">

 <label for="username">Usuariolabel>
 <input type="text" formControlName="username" id="username" >

 <label for="email">Correo Electrónicolabel>
 <input type="email" formControlName="email" id="email">

 <button type="submit">Enviarbutton>

form>