JSFiddle - React, Tailwind, and code Playground

HTML

<div id="app">

  <template v-if="b == a">
    <div>
      Do something
    </div>
  </template>
  
</div>

JavaScript

var app = new Vue({
  el: '#app',
  data: {
    a: false,
    b: 0
  }
})