vue+vue-router转场动画的实例代码

export default {
 name: 'app',
 data () {
  return {
  transitionName: 'slide-left'
  }
 },
 watch: {
 '$route' (to, from) {
  const toDepth = to.path.split('/').length
  const fromDepth = from.path.split('/').length
  this.transitionName = toDepth < fromDepth ? 'slide-right' : 'slide-left'
 }
 }
}

<transition :name="transitionName">
 <router-view class="child-view"></router-view>
</transition>

 .child-view {
 position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  -moz-box-sizing: border-box;
    box-sizing: border-box;
 transition: all .6s cubic-bezier(.55,0,.1,1);
}
.slide-left-enter, .slide-right-leave-active {
 opacity: 0;
 -webkit-transform: translate(-80px, 0);
 transform: translate(-80px, 0);
}
.slide-left-leave-active, .slide-right-enter {
 opacity: 0;
 -webkit-transform: translate(100%, 0);
 transform: translate(100%, 0);
}

<transition name="slide-fade">
 <router-view></router-view>
</transition>

.slide-fade-enter-active {
 transition: all .3s ease;
 -webkit-transition: all .3s ease;
 -moz-transition: all .3s ease;
 -ms-transition: all .3s ease;
 -o-transition: all .3s ease;
}
.slide-fade-leave-active {
 transition: all .5s ease;
 -webkit-transition: all .5s ease;
 -moz-transition: all .5s ease;
 -ms-transition: all .5s ease;
 -o-transition: all .5s ease;
}
.slide-fade-enter{
 transform: translateX(20px);
 -webkit-transform: translateX(20px);
 -moz-transform: translateX(20px);
 -ms-transform: translateX(20px);
 -o-transform: translateX(20px);
 opacity: 0;
}
.slide-fade-leave-active {
 opacity: 0;
}