Vue.js Quick Example

HTML

<script src="https://vuejs.org/js/vue.min.js"></script>
<script src="https://momentjs.com/downloads/moment.js"></script>
<div id="root">
  {{ moment }}
  <button @click="nextMonth">call nextMonth</button>
</div>

JavaScript

var demo = new Vue({
    el: '#root',
    data: () => ({
    	moment: moment()
    }),
    methods: {
    	nextMonth() {
      	this.moment = moment(this.moment).add(1, 'month')
      }
    }
})