可以看下UI组件,比如vant
https://youzan.github.io/vant/#/zh-CN/collapse
可以参考一些组件库的实现,或者直接使用组件库,如vantUI的折叠面板组件
https://youzan.github.io/vant/v2/#/zh-CN/collapse
也可以参考自行实现 https://blog.csdn.net/qq_38387487/article/details/109364284
https://blog.csdn.net/weixin_42040328/article/details/109586027
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<main>
<p class="refreshText"></p>
<ul id="refreshContainer">
<li>111</li>
<li>222</li>
<li>333</li>
<li>444</li>
<li>555</li>
...
</ul>
</main>
<script>
var _element = document.getElementById('refreshContainer'),
_refreshText = document.querySelector('.refreshText'),
_startPos = 0, // 初始的值
_transitionHeight = 0; // 移动的距离
_element.addEventListener('touchstart', function (e) {
_startPos = e.touches[0].pageY; // 记录初始位置
_element.style.position = 'relative';
_element.style.transition = 'transform 0s';
}, false);
_element.addEventListener('touchmove', function (e) {
// e.touches[0].pageY 当前位置
_transitionHeight = e.touches[0].pageY - _startPos; // 记录差值
if (_transitionHeight > 0 && _transitionHeight < 60) {
_refreshText.innerText = '下拉刷新';
_element.style.transform = 'translateY(' + _transitionHeight + 'px)';
if (_transitionHeight > 55) {
_refreshText.innerText = '释放更新';
}
}
}, false);
_element.addEventListener('touchend', function (e) {
_element.style.transition = 'transform 0.5s ease 1s';
_element.style.transform = 'translateY(0px)';
_refreshText.innerText = '更新中...';
// todo...
}, false);
</script>
</body>
</html>
vue绑定下拉框——vscode
https://blog.csdn.net/buchishutiao/article/details/115001346
例如默认高度为42px,点击变为auto
参考网站的模板呀
如果是vue的话也可以参考element上面的代码