JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/vue/1.0.18/vue.min.js"></script>
<div id="app">
  <button v-on:click="stdMethod">
    Standard Method
  </button>
  <button v-on:click="parentMethod.childMethod">
    Child Method
  </button>
</div>

JavaScript

$v = new Vue({

	el: '#app',

  data: {},

  methods: {
  
  	stdMethod: function() {
    
    	alert('Oh hai!');
      
    },
    
		parentMethod: {
    
      childMethod: function() {
      
      	alert('Child method here!');
        
      }
      
    }

  }

});