JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/vue/2.1.10/vue.min.js"></script>
<div id="app">
  <select class="form-control" name="gateway">
    <option v-for="(key,index) in Object.keys(array)" :value="index+1" :data-typeg="key">
      {{ array[key]}}
    </option>
  </select>
</div>

JavaScript

new Vue({
  el: '#app',
  data: {
    array: {
      'typeA': 'You selected Thhhhype A',
      'typeB': 'You selected Type B',
      'typeC': 'You selected Type C',
    }
  }
});