JSFiddle - React, Tailwind, and code Playground

by _SyLaR_

HTML

<script src="https://unpkg.com/[email protected]/dist/vue.js"></script>

<div id="app">
  <div class="demo" @click="attachRed = !attachRed" :class="divClasses"></div>
  <div class="demo" :class="{ red: attachRed }"></div>
  <div class="demo"></div>
</div>

CSS

.demo {
  width: 100px;
  height: 100px;
  background-color: gray;
  display: inline-block;
  margin: 10px;
}

.red {
   background-color: red;
}

.green {
  background-color: green;
}

.blue {
  background-color: blue;
}

JavaScript

new Vue({
	el: '#app',
  data: {
  	attachRed: false
  },
  computed: {
  	divClasses: function() {
    	return {
      	red: this.attachRed,
        blue: !this.attachRed
      };
    }
  }
});