selectedvalue

Do select elements have a standard value property?

由 ぐ巨炮叔叔 提交于 2019-12-12 13:36:19
问题 This is a simple question but I cannot find any reference so here it goes. Assume I have a select element: <select id="sel"> <option value="1">1</option> <option value="2">2</option> </select> Now I want to get its selected option's value . Most often I see this kind of snippet being used: var sel = document.getElementById('sel'); console.log( sel.options[sel.selectedIndex].value ); //1 Which works great. However, I've found out that select elements also have a value property: console.log(

C# Winforms - setting combobox selected value

由 做~自己de王妃 提交于 2019-12-11 00:37:40
问题 I want to set name and value pairs for combobox. So I created a class named Item like this: // Content item for the combo box private class Item { private readonly string Name; private readonly int Value; private Item(string _name, int _value) { Name = _name; Value = _value; } private override string ToString() { // Generates the text shown in the combo box return Name; } } And data set like this: comboBox1.DataSource = null; comboBox1.Items.Clear(); // For example get from database

combobox selected value in c#

由 半城伤御伤魂 提交于 2019-12-11 00:26:37
问题 I am working on C#.net windows application. i am filling combobox on my winform by using follows. cmbEMPType.DataSource = objEntityManager.EmployeeTypes(); cmbEMPType.DisplayMember = "EMPTypeName"; cmbEMPType.ValueMember = "EMPTypeId"; where objEntityManager.EmployeeTypes(); in the manager method that gets the List from Linq to sql server. this is working fine. but as i select the item form combo box, and clicked the button then in the button click event i am getting cmbEMPType.SelectedValue

RadComboBox selected value is empty

由 拜拜、爱过 提交于 2019-12-10 10:48:17
问题 I get the SelectedValue = "" when i click on My button . My aspx : <telerik:RadComboBox ID="ddl_contactList" runat="server" AutoPostBack="True" CausesValidation="False" CollapseDelay="0" Culture="ar-EG" ExpandDelay="0" Filter="StartsWith" ItemsPerRequest="10" MarkFirstMatch="true" Skin="Outlook" EnableAutomaticLoadOnDemand="True" EmptyMessage="-New Menu-" ShowMoreResultsBox="True" OnSelectedIndexChanged="ddl_contactList_SelectedIndexChanged" EnableItemCaching="false" EnableLoadOnDemand="True"

Why is this WPF ComboBox not showing the selected value?

由 雨燕双飞 提交于 2019-12-09 23:41:43
问题 <CombobBox x:Name="cbo" Style="{StaticResource ComboStyle1}" DisplayMemberPath="NAME" SelectedItem="{Binding Path=NAME}" SelectedIndex="1"> <ComboBox.ItemTemplate> <DataTemplate> <Grid> <TextBlock Text="{Binding Path=NAME}"/> </Grid> </DataTemplate> </ComboBox.ItemTemplate> </ComboBox> In the Window OnLoaded event, I wrote the code to set the ItemsSource : cbo.ItemsSource = ser.GetCity().DefaultView; While loading the window I can see that the initially the the first item is loading but at

C# getting selected value from dropdownlist in gridview asp net

由 我怕爱的太早我们不能终老 提交于 2019-12-09 01:05:04
问题 How can I change the value of a textbox whenever a dropdownlist within a gridview has its value changed? On page load, the textbox shows the selected value, but when I change the selection of the dropdownlist, the textbox value doesn't change. The code is below. <asp:GridView ID="GridView1" runat="server" AutoGenerateColumns = "false"> <Columns> <asp:TemplateField HeaderText="Entry"> <ItemTemplate> <%# Container.DataItemIndex + 1 %> </ItemTemplate> </asp:TemplateField> <asp:TemplateField

How to show selected value from database in dropdown using Laravel?

由 六眼飞鱼酱① 提交于 2019-12-08 11:26:42
问题 I want to show selected value from database into dropdown list on page load. My controller index function is : public function index() { $country_data =DB::table('country')->select('country_id','country_name')->get(); $profile_data= DB::table('profiles')->select('*')->where('id',$user_id)->first(); return view('profile_update',compact('profile_data','country_data')); } Column name in database for height is :Height My dropdown in profile_update.blade.php is <select class="select4" name=

How to get selected option value in protractor

由 倾然丶 夕夏残阳落幕 提交于 2019-12-08 03:57:14
问题 How can I get currently selected option value of selectbox? I have tried below code but it's not working. element(by.css('#selectbox')).all(by.tagName('option')).then(function (options) { options.forEach(option => { if (option.getAttribute('selected')) { console.log('selected option', option); } }); }); Any help would be appreciated. 回答1: Is "selected" and attribute or a class-value? It would work as "get element, which is selected, then read out its value" In code: //if selected is an

MVC3: Set Dropdown list Selected Value

由 早过忘川 提交于 2019-12-07 04:06:12
问题 I am using mvc3 and I have a drop down list in my view. @Html.DropDownListFor(m => m.State, new SelectList(Model.StateList, "Value", "Text")) Is there a way of setting the selected value in the View? 回答1: Extending on what Romias said, in your controller, set Model.State to whatever value you want. If you wanted 'WI', then Model.State should equal that. Controller : public ActionResult Index() { var m = new TestViewModel(); m.State = "WI"; return View(m); } View : @Html.DropDownListFor(m => m

RadComboBox selected value is empty

由 无人久伴 提交于 2019-12-06 06:01:33
I get the SelectedValue = "" when i click on My button . My aspx : <telerik:RadComboBox ID="ddl_contactList" runat="server" AutoPostBack="True" CausesValidation="False" CollapseDelay="0" Culture="ar-EG" ExpandDelay="0" Filter="StartsWith" ItemsPerRequest="10" MarkFirstMatch="true" Skin="Outlook" EnableAutomaticLoadOnDemand="True" EmptyMessage="-New Menu-" ShowMoreResultsBox="True" OnSelectedIndexChanged="ddl_contactList_SelectedIndexChanged" EnableItemCaching="false" EnableLoadOnDemand="True" EnableVirtualScrolling="True"> </telerik:RadComboBox> My .cs : private void BindContactLists(int year,
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