bootstrap下拉设置选定的值 [英] bootstrap drop down set selected value
本文介绍了bootstrap下拉设置选定的值的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我有一个Bootstrap下拉列表
I have a Bootstrap drop down list
<button class="btn btn-primary" id="selectButton" data-toggle="dropdown">
Arrangement
<span class="caret"></span>
</button>
<ul class="dropdown-menu scrollable-menu" id="ulGenres">
@foreach (var item in Model.Tours)
{
<li>
<a href="#" data-pdsa-dropdown-val="@item.Id">@item.StringValue</a>
</li>
}
</ul>
我想设置所选项目
function DataLoad() {
var id = $("#TourId").val();
$("#Details").load('/umbraco/Surface/Tour/GetTourDetails?tourId=' + id);
}
$(document).ready(function () {
$("#ulGenres li a").on("click", function () {
// Get text from anchor tag
var id = $(this).data('pdsa-dropdown-val');
$("#TourId").val(id);
// Add text and caret to the Select button
var text = $(this).text();
$("#selectButton").html(text + ' <span class="caret"></span>');
// Put text into hidden field from model
$("#SelectedText").val(text);
DataLoad();
});
var id = $("#TourId").val();
$("#ulGenres li a").data("[pdsa-dropdown-val= " + id + "]").trigger("click");
//$("#ulGenres li:first-child a").trigger("click");
});
这不会选择所需元素的正确元素
This does not select the correct the element the wanted element
$("#ulGenres li a").data("[pdsa-dropdown-val= " + id + "]")
推荐答案
只需替换:
$(#ulGenres li a)。data([pdsa-dropdown-val =+ id +])
with
$(#ulGenres li a)。filter([data-pdsa-dropdown-val = + id +])
工作示例:
function DataLoad() {
var id = $("#TourId").val();
$("#Details").load('/umbraco/Surface/Tour/GetTourDetails?tourId=' + id);
}
$(document).ready(function () {
DataLoad();
$("#ulGenres li a").on("click", function () {
// Get text from anchor tag
var id = $(this).data('pdsa-dropdown-val');
$("#TourId").val(id);
// Add text and caret to the Select button
var text = $(this).text();
$("#selectButton").html(text + ' <span class="caret"></span>');
// Put text into hidden field from model
$("#SelectedText").val(text);
DataLoad();
});
var id = $("#TourId").val();
$("#ulGenres li a").filter("[data-pdsa-dropdown-val=" + id + "]").trigger("click");
//$("#ulGenres li:first-child a").trigger("click");
});
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css" rel="stylesheet" />
<script src="https://code.jquery.com/jquery-2.1.4.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js">
</script>
<input id="TourId" type="text" value="2" />
<div class="dropdown">
<button class="btn btn-primary" id="selectButton" data-toggle="dropdown">
Arrangement
<span class="caret"></span>
</button>
<ul class="dropdown-menu scrollable-menu" id="ulGenres">
<li>
<a href="#" data-pdsa-dropdown-val="1">Item 1</a>
</li>
<li>
<a href="#" data-pdsa-dropdown-val="2">Item 2</a>
</li>
<li>
<a href="#" data-pdsa-dropdown-val="3">Item 3</a>
</li>
</ul>
</div>
http://jsbin.com/bekihay/edit?html,js
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