我想创建jquery UI datepicker，从开始到结束日期。不幸的是，此代码的一部分不起作用。然而，我对其进行了故障排除，没有发现任何错误。有没有办法改进我的代码来使其工作？Jfiddle.net 已用于此代码，但我没有收到任何错误。
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/bootstrap.min.css">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.0/css/bootstrap.min.css">
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-datepicker/1.5.0/css/bootstrap-datepicker3.min.css">
<div class="d-flex justify-content-start">
<div class="input-daterange input-group" id="datepicker">
<input type="text" class="input-sm form-control" name="from" placeholder="startdate"/>
<span class="input-group-addon">To</span>
<input type="text" class= "input-sm form-control" placeholder="enddate"/>
</div>
</div><br>
<br>
<br/>
<br/>
<script src="https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.12.0/moment.js"></script>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/js/bootstrap.min.js"></script>
<script src="//ajax.googleapis.com/ajax/libs/jqueryui/1.10.4/jquery-ui.min.js"></script>
<script type='text/javascript' src="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-datepicker/1.5.0/js/bootstrap-datepicker.min.js"></script>
<script src="https://gitcdn.github.io/bootstrap-toggle/2.2.2/js/bootstrap-toggle.min.js"></script>
<script type='text/javascript' src='https://raw.githack.com/jamiebicknell/Toggle-Switch/master/jquery.toggleswitch.js'></script>
<script type="text/javascript">
// date functionality
$(document).ready(function(){
$('.input-daterange').datepicker({
dateFormat: "dd-mm-yy"
});
});
使用 jquery ui datepicker：
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>jQuery UI Datepicker - Default functionality</title>
<link rel="stylesheet" href="//code.jquery.com/ui/1.12.1/themes/base/jquery-ui.css">
<link rel="stylesheet" href="/resources/demos/style.css">
<script src="https://code.jquery.com/jquery-1.12.4.js"></script>
<script src="https://code.jquery.com/ui/1.12.1/jquery-ui.js"></script>
<script>
$( function() {
$( "#datepicker" ).datepicker();
} );
</script>
</head>
<body>
<div >
<input type="text" id="datepicker" name="from" placeholder="startdate"/>
</div>
<!-- <p>Date: <input type="text" id="datepicker"></p> -->
</body>
</html>