dropdown

问题 I am using FullCalendar 3.1.0 plugin to show events. I was able to implement multiple events with a dropdown. But user is only able to select 1 option from a single dropdown filter. My goal is to give the opportunity to select multiple options in a each dropdown filter. I am using dropdown. But when I hold down CTR and click on options, it only shows events for the first option in the list. Any help would be greatly appreciated. Here is the HTML: <!-- Main view: Title and calendar --> <div

问题 I am creating a web app in which i am using c# with angularjs currently i am updating my records in which i have one dropdownlist called zone which looks like this <select ng-model="uzone" ng-change="locationupd(c)"> <option ng-repeat="l in gzone" value="{{l.jzone}}">{{l.jzone}}</option> </select> but the first field in the dropdown is showing blank instead of the first value of zone can anybody help me out here? 回答1: Hello you can take a look at ngOption: https://docs.angularjs.org/api/ng

问题 I have a DataTables table coming from a database. I want to have a dropdown enabled when I select rows from the dataset. The dropdown will be populated with every option from that column. It has been suggested that this be done using rowCallback, but I haven't been able to figure out how to create the editable fields for the columns by row once the checkbox is enabled. The function, on select would cause that row's Class and Category cells to become dropdown menus populated with all of the

问题 I'm running into an issue where I'm unable to filter if I previously selected a sort value. I only want to sort the visible items but when I select a different filter option, the filter doesn't update. Any suggestions would be greatly appreciated. thank you so much here's my js: // Filtering plans options $('.js-filter-options li a').click(function() { // looks for the class of the clicked options var allPlans = $(this).attr('class'); // reset the active class on all the options $('.js-filter

问题 I have a dropdown button which works fine, but when I try to set a default value it will fail with the following error: 'package:flutter/src/material/dropdown.dart': Failed assertion: line 620 pos 15: 'items == null || items.isEmpty || value == null || items.where((DropdownMenuItem item) => item.value == value).length == 1': is not true. This is my dropdown button: Widget changeWorkspace() { return StatefulBuilder( builder: (BuildContext context, StateSetter setState) { return Column

问题 I am new to MVC and do not know how to solve this problem. In a controller I have a list (filled with Api data) serialized to JSON, I need to use this JSON data do populate a dropdown in a View. I am confused as to what should I return from the controller, what should I be doing next, am I doing this right? For now I have this: Model: public class Tablet { public int Id { get; set; } public string ManufactureDate { get; set; } public string Description { get; set; } public string Country {

问题 Can anyone help me with this problem that I have.. thank you for everyone that tries to help me, so this is the text that comes from database I am #OPTION and I am #OPTION years old. and I have the drop down that I can show with the append, but they appear only after the whole sentence I need the drop down to replace #OPTION this is my code for the drop down <script type="text/javascript"> $(document).ready(function () { $(" p").append('<div class="btn-group"><select type="button" class="btn

问题 I've created a program which has the ability to configure 2 keys to eachother, for example: Key 1 = key a, key 2 = key b, key 3 = key c, etc With the following configuration page: When pressing submit button it will send the configuration to the database: This works fine, but now I am trying to create a edit page for the configuration. In this configuration page I'm using the query that gets the configuration from the database and puts this in a WebGrid: Query: var v = (from a in dbProducts

问题 I am trying to implement the MultiSelect in react native. I have referred from this link " https://github.com/toystars/react-native-multiple-select ". But unfortunately i am not able to view the name in list of the drop down showing " No item to display ". image: https://i.stack.imgur.com/c11Jx.jpg For the name to be display in dropdown, data is taken from items prop which should be of the form of javascript array of object. Please help me out to solve this issue. `import React, {Component}

问题 My dropdown consists of a button and a ul element. When the button is clicked the ul appears below the button and I would like to change this to appear to the left. I have tried a few things, such as using class="dropdown-submenu pull-left" on the li elements or using data-placement on the button but had no luck. <div class="dropdown"> <button class="btn btn-default dropdown-toggle" type="button" data-toggle="dropdown" title="Grid"> <span id="glyph" class="glyphicon glyphicon-list-alt" aria