醉酒的小男人 2022-05-04 13:48:10
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>轮播</title>
<style>
*{
padding: 0;
margin: 0;
list-style: none;
}
#continer{
width: 300px;
height: 200px;
position: relative;
margin: 20px auto;
border: 1px solid;
overflow: hidden;
}
#lunbo{
width: 9999em;
height: 100%;
position: absolute;
top: 0;
left: 0;
}
li{
float: left;
width: 300px;
height: 200px;
text-align: center;
line-height: 200px;
color: brown;
font-size: 30px;
}
</style>
</head>
<body>
<div>
<ul class="ul">
<li class="list">1</li>
<li class="list">2</li>
<li class="list">3</li>
<li class="list">4</li>
<li class="list">5</li>
</ul>
</div>
</body>
<script src="./js/jquery3.0.min.js"></script>
<script>
let selectNum = 0
function lunboFun (selectNum, time) {
$('#lunbo').animate({
'left': -1 * selectNum * 300
}, time, () => {
selectNum++
setTimeout(() => {
if (selectNum > 4) {
selectNum = 0
$('ul li:last').css({
'position': 'absolute'
}, 0)
$('ul li:last').animate({
'left': -300
}, 0)
$('#lunbo').animate({
'left': 300
}, 0)
} else if (selectNum <3) {
$('ul li:last').css({
'position': 'relative',
'left': 0
}, 0)
}
lunboFun(selectNum, 1000)
}, 2000)
});
}
lunboFun(selectNum, 1000)
</script>
</html>
- 共 1 页
- 1
楼主，麻烦问下，这里为什么要这么写呢
if (callback.call(obj[i], obj[i], i) === false) { break; }underscore 系列之如何写自己的 underscore