dropdown

问题 In bootstrap-4, the first time I click a dropdown in a tab menu it works fine, but after that it stops working. <!-- Nav tabs --> <ul class="nav nav-tabs" role="tablist"> <li class="nav-item"> <a class="nav-link active" href="#home" role="tab" data-toggle="tab">Home</a> </li> <li class="nav-item"> <a class="nav-link" href="#profile" role="tab" data-toggle="tab">Profile</a> </li> <li class="nav-item dropdown"> <a class="nav-link dropdown-toggle" data-toggle="dropdown" href="#" role="button"

问题 doctor select list.Select list name as dn I want to get doctors information for each doctor separately 回答1: Well, I don't know why would you do that, Don't you have these information already in database? Anyway, this function will return all the content between <option> and </option> in an array function getContents($str, $startDelimiter, $endDelimiter) { $contents = array(); $startDelimiterLength = strlen($startDelimiter); $endDelimiterLength = strlen($endDelimiter); $startFrom =

问题 Example : imagine a table of babies , with each row users selects baby GenderDropDown , then Selects a name. I need to prevent duplicate name selection across the table, If user select Male & John, he cannot select that again in another row. Except babies, My table has rows that contain Projects, and BillCodes as DropDowns . If disable an select option in dropdown, then it does not POST to server! $('.timecodeDdlId').find('option[value=' + $(this).val() + ']').prop('disabled', true); works

问题 Example : imagine a table of babies , with each row users selects baby GenderDropDown , then Selects a name. I need to prevent duplicate name selection across the table, If user select Male & John, he cannot select that again in another row. Except babies, My table has rows that contain Projects, and BillCodes as DropDowns . If disable an select option in dropdown, then it does not POST to server! $('.timecodeDdlId').find('option[value=' + $(this).val() + ']').prop('disabled', true); works

问题 using primeNg dropdown component, I'm trying to initialized the dropdown with initial value with no success, I'm using reactive approach. I checked the primeNg documentation and demos - almost all the examples there are using template driven, I would like to have the same with model driven. I'm able to render the dropdown with the values in the list but the selected item is not the one I declared in the form, instead it's the first item in the list. my code: template <div [formGroup]=

问题 I create a Flutter Form and I build a dropdown button with flutter. I am losing local son data into dropdown. Some of my items in dropdown button is long. I use SafeArea and ListView and I am getting overflow on right. partial solution not mentioned in the other question, and I get the answer here. Any idea how to fix it? // TODO: BUILD RUN return new Scaffold( key: _scaffoldKey, body: new SafeArea( top: false, bottom: false, child: new Form( key: _formKey, child: new ListView( padding: const

问题 Dropdown menus work perfectly with or without the dropdown-toggle bootstrap class being applied to <button> element,so why use it in the first place? 回答1: The dropdown-toggle class adds the outline: 0; on :focus to the button, so when you click on the button it will not have the surrounding blue border of the "active" element. Check the next two bottons: <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css"> <script src="https://ajax.googleapis

问题 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> I would like to set selected item function DataLoad() { var id = $("#TourId").val(); $("#Details").load('/umbraco/Surface/Tour/GetTourDetails?tourId=' + id);

问题 I have a spinner and by default there is extra white-space between text and dropdown icon which I really don't like and wanna remove it. Tried searching over the web but did not get anything which could help me. Anybody here who has done it earlier? 回答1: I did it myself after playing with Spinner. Here is the solution which worked pretty well. First create a Dropdown with indicator image of your choice. <layer-list xmlns:android="http://schemas.android.com/apk/res/android"> <item> <shape

问题 I want to have my menu closed when the user clicks outside the menu, not only outside the navbar element. Because I have more collapses in my menu, this solution did not work for me: How to close an open collapsed navbar when clicking outside of the navbar element in Bootstrap 3? The menu disapeares when I click outside the menu, but when I click on the link with a dropdown, the whole menu collapses. <div class="collapse navbar-collapse nav-mobile" id="bs-example-navbar-collapse-1"> <ul class