title: load drop down values alphabetic order angular 6
body: <p>I am trying to load drop down with alphabetic order. currently i used unique value pipe for the drop down. how i add another pipe for get alphabetic order..</p>
  
  <pre><code>&lt;select class="form-control fix-dropdown" required  
      (change)="batchSorceList();"
      [ngClass]="{'is-invalid':glheaderform.submitted &amp;&amp; orgname.invalid}"
      #orgname="ngModel" [(ngModel)]="orgNameModel.orgName"
      name="orgName"&gt; 
          &lt;option value="undefined" disabled="true"&gt;--Select--&lt;/option&gt;
          &lt;option *ngFor="let bank of orgNameModel | unique "&gt;{{bank.orgName}}&lt;/option&gt; 
  &lt;/select&gt;
  </code></pre>