本文着重讲解了vue中怎样实现弹出层动画效果，由上而下渐渐显示，文中会用代码示例为大家做详细介绍，希望能够帮助到您，需要的朋友参考下吧
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<template> <div class="home"> <!-- 首先将要过渡的元素用transition包裹，并设置过渡的name --> <transition name="mybox"> <div class="box" v-show="boxshow"></div> </transition> <button @click="togglebox">按钮</button> </div> </template>
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data() {
return {
boxshow: false,
};
},
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methods: {
togglebox: function () {
this.boxshow = !this.boxshow;
},
},
样式：
<style lang="scss" scoped>
.box {
height: 500px;
background-color: rgb(245, 224, 224);
overflow: hidden;
}
/* 给过渡的name加样式 */
.mybox-leave-active,
.mybox-enter-active {
transition: all 1s ease;
}
.mybox-leave-active,
.mybox-enter {
height: 0px !important;
}
.mybox-leave,
.mybox-enter-active {
height: 500px;
}
</style>
效果
