title: Vue js select option in select on click of outside button
body: <p>On click of outside button I would like to select the first option of a select button if unselected.</p>
  
  <pre><code>&lt;select name="shareFrequency" class="default-input" v-model="frequency&gt;
       &lt;option value=""&gt;Select frequency&lt;/option&gt;
      &lt;option v-for="frequency in frequencies" :value="frequency"/&gt;{{ frequency.label }}&lt;/option&gt;
  &lt;/select&gt;
  
  &lt;button id="SelectButton" onclick="selectfirst(this)" type="button"&gt;Select frequency&lt;/button&gt;
  </code></pre>