【发布时间】:2020-10-29 17:24:26
【问题描述】:
<html>
<head>
<link rel="stylesheet" href="http://code.jquery.com/ui/1.9.2/themes/base/jquery-ui.css">
<script src="http://code.jquery.com/jquery-1.8.3.js"></script>
<script src="http://code.jquery.com/ui/1.9.2/jquery-ui.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/chosen/1.4.2/chosen.jquery.js"></script>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/chosen/1.4.2/chosen.css">
</head>
<body>
<form method="POST" name="" action="">
<select class="chzn-select" multiple="true" name="time" style="width:300px;" id="rememberSelected">
<option value="00:30">00:30</option>
<option value="01:00">01:00</option>
<option value="02:00">02:00</option>
<option value="02:30">02:30</option>
<option value="03:00">03:00</option>
<option value="30:30">03:00</option>
<option value="04:30">04:30</option>
<option value="05:00">04:30</option>
</select>
<button type="button">Save</button>
</form>
<script type="text/javascript">
$(function() {
$(".chzn-select").chosen();
});
</script>
<script>
$("#rememberSelected").val(localStorage.getItem("selected") || 1);
$("#rememberSelected").on("change", function() {
localStorage.setItem("selected", $(this).val());
});
</script>
</body>
</html>
如何在使用所选 jquery 单击保存按钮后将所选选项保存在同一位置,即使我刷新页面,所选选项也应保持在同一位置。
【问题讨论】:
标签: javascript jquery arrays object prototype