.d-flex select.form-control.w-50(placeholder="Day" [(ngModel)]="day" (ngModelChange)="change()") option(disabled [ngValue]="0") Day option(*ngFor="let d of days" [ngValue]="d") {{d}} select.form-control.ml-2(placeholder="Month" [(ngModel)]="month" (ngModelChange)="change()") option(disabled [ngValue]="0") Month option(*ngFor="let m of months; let i = index" [ngValue]="i + 1") {{m}} select.form-control.ml-2.w-50(placeholder="Year" [(ngModel)]="year" (ngModelChange)="change()") option(disabled [ngValue]="0") Year option(*ngFor="let y of years" [ngValue]="y") {{y}}