title: Getting selected radio button value, on (ionChange) in radio-group , ionic2
body: <p>I want to get the selected radio button value, on (ionChange) event in radio-group in Ionic2.</p>
  
  <p>My Html code is</p>
  
  <pre><code>&lt;ion-list radio-group *ngFor="let question of mcqData; let i= index;" (ionChange)="mcqAnswer(i)"&gt;
    &lt;ion-list-header&gt;
      {{question.questionText}}
    &lt;/ion-list-header&gt;
  
    &lt;ion-item&gt;
      &lt;ion-label&gt;{{question.optionA}}&lt;/ion-label&gt;
      &lt;ion-radio  value="1"&gt;&lt;/ion-radio&gt;
    &lt;/ion-item&gt;
  
    &lt;ion-item&gt;
      &lt;ion-label&gt;{{question.optionB}}&lt;/ion-label&gt;
      &lt;ion-radio  value="2"&gt;&lt;/ion-radio&gt;
    &lt;/ion-item&gt;
  
    &lt;ion-item&gt;
      &lt;ion-label&gt;{{question.optionC}}&lt;/ion-label&gt;
      &lt;ion-radio  value="3"&gt;&lt;/ion-radio&gt;
    &lt;/ion-item&gt;
  
    &lt;ion-item&gt;
      &lt;ion-label&gt;{{question.optionD}}&lt;/ion-label&gt;
      &lt;ion-radio  value="4"&gt;&lt;/ion-radio&gt;
    &lt;/ion-item&gt;
  &lt;/ion-list&gt;
  </code></pre>
  
  <p>How can I get ion-radio value in mcqQuesiton() on (ion-change).</p>
  
  <p>I have number or radio-groups on a single page, as it is a multiple choice question page.</p>