title: How to perform readonly or disabled in ionic2?
body: <p>Actually i am trying to set a field as readonly or disabled in ionic2 form as:</p>
  
  <pre><code>&lt;ion-item&gt;
      &lt;ion-label fixed&gt;Category &lt;ion-icon name="ios-arrow-forward"&gt;&lt;/ion-icon&gt;&lt;/ion-label&gt;
      &lt;ion-input type="text" [disabled]="false" id="category_name" class="form-control" formControlName="category_name" (click)="category()" [(ngModel)]="category_name"&gt;&lt;/ion-input&gt;
  &lt;/ion-item&gt;
  </code></pre>
  
  <p>I also used [readonly]="false".</p>
  
  <p>I know it's an issue with  also there are issues on git :</p>
  
  <p><a href="https://github.com/driftyco/ionic/issues/6408" rel="nofollow noreferrer">https://github.com/driftyco/ionic/issues/6408</a> ..</p>
  
  <p>So any help how i could fix it out.</p>