form.html

<form [formGroup]="myForm">
<div>
    <input type="text" class="form-input" [ngModel]="name" formControlName="name" />
</div>
<label class="form-group err-msg" *ngIf="myForm.get('name').hasError('required') && (name.get('name').dirty || myForm.get('name').touched)">Name is required</label>
<label class="form-group err-msg" *ngIf="myForm.get('name').hasError('whitespaces') && (name.get('name').dirty || myForm.get('name').touched)">Name is required</label>


<div>
    <input type="text" class="form-input" [ngModel]="email" formControlName="email" />
</div>
<label class="form-group err-msg" *ngIf="myForm.get('email').hasError('required') && (myForm.get('email').dirty || myForm.get('email').touched)">Email
    is required</label>
    <button type="submit" disabled="!myForm.valid">Submit</button>
</form>