class 和 style

class

1.
<div v-bind:class="{ active: isActive }"></div>
2.
<div class="static"
     v-bind:class="{ active: isActive, 'text-danger': hasError }">
</div>
3.
<div v-bind:class="classObject"></div>
data: {
  classObject: {
    active: true,
    'text-danger': false
  }
}
4.
<div v-bind:class="[activeClass, errorClass]"></div>
data: {
  activeClass: 'active',
  errorClass: 'text-danger'
}
5.
<div v-bind:class="[isActive ? activeClass : '', errorClass]"></div>
6.
<div v-bind:class="[{ active: isActive }, errorClass]"></div>

style

1.
<div v-bind:style="{ color: activeColor, fontSize: fontSize + 'px' }"></div>
2.
<div v-bind:style="styleObject"></div>
data: {
  styleObject: {
    color: 'red',
    fontSize: '13px'
  }
}
3.
<div v-bind:style="[baseStyles, overridingStyles]"></div>
4.
<div :style="{ display: ['-webkit-box', '-ms-flexbox', 'flex'] }"></div>