jquery-ui滑块怎么判断滑块向前滑动和向后滑动

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#热议# 为什么有人显老，有人显年轻？

约定20125
2018-08-27 · TA获得超过1.5万个赞

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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>滑块实现</title>
<meta name="description" content="滑块实现">
<meta name="keywords" content="滑块实现">
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0, user-scalable=no" />
<link rel="stylesheet" href="weui.min.css">
<style>
div {
display: block;
}
.riskBlock_list_content{
-webkit-flex: 1;
-ms-flex: 1;
border-left: 1px dashed #f96549;
}
.weui-slider-box{
display: flex;
-webkit-box-align: center;
align-items: center;
}
.weui-slider {
padding: 15px 18px;
user-select: none;
margin-top: 23px;
}
.weui-slider-box .weui-slider {
-webkit-box-flex: 1;
flex: 1;
}
.weui-slider {
user-select: none;
}
.weui-slider__inner {
position: relative;
border: 1px solid #27bdeb;
height: 4px;
border-radius: 4px;
background-color: #fff;
}
.weui-slider__track {
opacity: 0;
}
weui.min.css:5
.weui-slider__track {
height: 2px;
background-color: #1aad19;
}
.weui-slider__handler {
position: absolute;
width: 1px;
top: 0;
border-radius: 0px;
border: none;
box-shadow: none;
margin-left: -5px;
margin-top: 0;
background-color: transparent;
}
.handler {
background: url(img/slide_bg.png) no-repeat;
background-size: 29px 42px;
-webkit-background-size: 29px 42px;
width: 29px;
height: 42px;
top: -33px;
left: -10px;
position: absolute;
color: #27bdeb;
font-weight: bold;
font-size: 12px;
text-align: center;
}
</style>
</head>
<body>
<div class="riskBlock__list__content">
<div class="riskBlock__list__content__slider">
<div class="weui-slider-box" id="slider1">
<div class="weui-slider">
<div id="sliderInner" class="weui-slider__inner">
<div id="sliderTrack" style="width: 50%;" class="weui-slider__track"></div>
<div id="sliderHandler" style="left: 50%;" class="weui-slider__handler">
<div class="handler">50</div>
</div>
</div>
</div>
</div>
</div>
</div>
<script src="js/jquery-3.0.0.min.js" type="text/javascript" charset="utf-8"></script>
<script src="js/jquery-weui.min.js"></script>
<script type="text/javascript">
$(function () {
$('#slider1').slider(function (per) {
$('#sliderValue').text(per+'kg');
$('#slider1 .handler').text(per)
});
})
</script>
</body>
</html>

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jquery-ui滑块怎么判断滑块向前滑动和向后滑动

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