Weather 12

app.component.html

<div class="content">
  <div class="flex-row">
    <mat-form-field class="mr">
      <mat-label>Select country</mat-label>
      <mat-select [formControl]="countryControl">
        <mat-option *ngFor="let country of countries" [value]="country">
          {{country.name}}
        </mat-option>
      </mat-select>
    </mat-form-field>
    <mat-form-field>
      <mat-label>Select city</mat-label>
      <mat-select [formControl]="cityControl">
        <mat-option *ngFor="let city of ??" [value]="city">
          {{city}}
        </mat-option>
      </mat-select>
    </mat-form-field>
 </div>
</div>