#b2.4.1 元素內套用 true/false

by BDeer

HTML

<div id="app">
 <p :class="{classActive: true}">元素內套用 true/false</p>
</div>

CSS

.classActive {
 display: inline-block;
 color: #FFF;
 background-color: #a01;
 padding: 1rem;
}

Vue

var vmBind = new Vue({
 el: '#app'
})