title: How can i trigger slideNext in Ionic 4
body: <p>I am using Ionic 4 and i want to trigger slideNext() in my custom function but I don't know how to call slideNext(). Can anyone help me. This is my html code.</p>
  
  <pre><code>&lt;ion-slides pager="true"&gt;
      &lt;ion-slide class="step-one"&gt;
          &lt;ion-img src="/assets/icon/favicon.png"&gt;&lt;/ion-img&gt;
          &lt;h1&gt;Heading 1&lt;/h1&gt;
          &lt;p&gt;Text&lt;/p&gt;
      &lt;/ion-slide&gt;
  
      &lt;ion-slide class="step-two" *ngIf = "verificationCodeSent == 1"&gt;
          &lt;ion-img src="/assets/icon/favicon.png"&gt;&lt;/ion-img&gt;
          &lt;h1&gt;Heading 2&lt;/h1&gt;
          &lt;p&gt;Text&lt;/p&gt;
      &lt;/ion-slide&gt;
  
      &lt;ion-slide class="step-three" *ngIf = "verificationDone == 1"&gt;
          &lt;ion-img src="/assets/icon/favicon.png"&gt;&lt;/ion-img&gt;
          &lt;h1&gt;Heading 3&lt;/h1&gt;
          &lt;p&gt;Text&lt;/p&gt;
  
          &lt;ion-button (click)="finish()"&gt;FINISH TUTORIAL!&lt;/ion-button&gt;
      &lt;/ion-slide&gt;
  &lt;/ion-slides&gt;
  </code></pre>