title: Just allow to select one radio button
body: <p>Im using bootstrap radio buttons, and I dont want that the user can select multiple radio buttons. But its not working, the user can select all the radio buttons.</p>
  
  <p>Do you know why?</p>
  
  <p><div class="snippet" data-lang="js" data-hide="false" data-console="true" data-babel="false">
  <div class="snippet-code">
  <pre class="snippet-code-html lang-html prettyprint-override"><code>div class="form-row"&gt;
  &lt;div class="form-group col col-lg-6"&gt;
    &lt;label for="rtypes" class=""&gt;Rtypes&lt;/label&gt;
  
    &lt;div class="form-check"&gt;
      &lt;input class="form-check-input" type="radio" name="radiobutton1" id="" value="option1" checked&gt;
      &lt;label class="form-check-label" for="radiobutton1"&gt;
                                  RadioButton1
                              &lt;/label&gt;
    &lt;/div&gt;
  
    &lt;div class="form-check"&gt;
      &lt;input class="form-check-input" type="radio" name="radiobutton2" id="radiobutton2" value="option2"&gt;
      &lt;label class="form-check-label" for="exampleRadios2"&gt;
                                  RadioButton2
                              &lt;/label&gt;
    &lt;/div&gt;
  
  &lt;/div&gt;
  &lt;/div&gt;</code></pre>
  </div>
  </div>
  </p>