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VUE吸底按钮 VUE实现吸底按钮

前端杨小白 人气:0
想了解VUE实现吸底按钮的相关内容吗,前端杨小白在本文为您仔细讲解VUE吸底按钮的相关知识和一些Code实例,欢迎阅读和指正,我们先划重点:vue,吸底,按钮,下面大家一起来学习吧。

<template>
 <div id="test">
 <ul class="list-box">
 <li v-for="(item, key) in 50" :key="key">
 {{ item }}
 </li>
 </ul>
 <transition name="fade">
 <p :class="['go', { isFixed: headerFixed }]" v-if="headerFixed">
 吸底按钮
 </p>
 </transition>
 </div>
</template>
 
<script>
export default {
 name: 'test',
 data() {
 return {
 headerFixed: false,
 }
 },
 mounted() {
 window.addEventListener('scroll', this.handleScroll)
 },
 destroyed() {
 window.removeEventListener('scroll', this.handleScroll)
 },
 methods: {
 handleScroll() {
 const scrollTop =
 window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop
 this.headerFixed = scrollTop > 50
 },
 },
}
</script>
 
<style lang="scss" scoped="scoped">
#test {
 .list-box {
 padding-bottom: 50px;
 }
 .go {
 background: pink;
 text-align: center;
 line-height: 50px;
 width: 100%;
 }
 .isFixed {
 position: fixed;
 bottom: 0;
 }
 .fade-enter {
 opacity: 0;
 }
 .fade-enter-active {
 transition: opacity 0.8s;
 }
 .fade-leave-to {
 opacity: 0;
 }
 .fade-leave-active {
 transition: opacity 0.8s;
 }
}
</style>

效果图: 

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