js实现简易点击切换显示或隐藏
编程学习 2021-07-04 14:07www.dzhlxh.cn编程入门
这篇文章主要为大家详细介绍了js实现简易点击切换显示或隐藏，文中示例代码介绍的非常详细，具有一定的参考价值，感兴趣的小伙伴们可以参考一下
本文实例为大家分享了js实现简易点击切换显示或隐藏的具体代码，供大家参考，具体内容如下
html:
<div id="header"> <p>点击切换显示隐藏</p> <div class="close" onclick="closeTask()">关闭</div> </div> <div class="open" onclick="openTask()">打开</div>
css:
* {
margin:0;
padding:0;
}
#header {
width:100%;
height:50px;
background-color:cadetblue;
text-align:center;
color:white;
position:relative;
overflow:hidden;
transition:all 0.5s;
}
#header>p {
line-height:50px;
}
.close {
position:absolute;
right:5%;
top:0;
padding:10px;
line-height:30px;
cursor:pointer;
}
.open {
position:absolute;
right:5%;
padding:10px;
line-height:30px;
background-color:cadetblue;
cursor:pointer;
transition:all 0.5s;
color:white;
}
js:
var oDiv = document.getElementById("header");
var oOpen = document.getElementsByClassName("open");
var oDivheight = oDiv.offsetHeight;
var oOpenheight = oOpen[0].offsetHeight;
oOpen[0].style.top = `-${oOpenheight}px`;
function closeTask() {
oDiv.style.height = "0";
oOpen[0].style.top = "0";
}
const openTask = () => {
oDiv.style.height = `${oDivheight}px`;
oOpen[0].style.top = `-${oOpenheight}px`;
}
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持狼蚁SEO。