title: Call a method when select value is changed Ionic 3
body: <p>The HTML</p>
  
  <pre><code>    &lt;ion-select interface="popover" [(ngModel)]="selectV"&gt;
        &lt;ion-option *ngFor="let human of humans" [value]="v.id"&gt;{{v.name}}&lt;/ion-option&gt;
        &lt;ion-option onChange="openModal()"&gt;GO TO THE MODAL&lt;/ion-option&gt;
      &lt;/ion-select&gt;
    &lt;/ion-item&gt;
  </code></pre>
  
  <p>This is the method</p>
  
  <pre><code>  openModal() {
      console.log('working')
      this.modalCtrl.create(MyModal).present();
    }
  </code></pre>
  
  <p>I want as soon as i Salect the "Go to the modal", it will call the method that will open the modal page.</p>