JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://unpkg.com/vue/dist/vue.js"></script>

<div id="app">
  <input type="text" v-on:keyup.13="pressedSomethingInteresting">
</div>

JavaScript

new Vue({
	el: '#app',
  methods: {
  	pressedSomethingInteresting: function() {
    	alert("You pressed the Enter or Space key!");
    }
  }
});