Home > How To > Dropdownlist Clearselection

Dropdownlist Clearselection

Contents

So I save off the current selected value, try to clear the selection, rebind and then set the selection again if appropriate. How do I handle this? My pain is, when save the dummy item, there is no validations there to prevent it end up in the controller. Not the answer you're looking for? his comment is here

See Trademarks or appropriate markings. You can directly write this code in DropDownList.SelectedIndexChanged() event. –Atanu Roy Jun 12 '15 at 11:20 I think the listBox should be binded in !PostBack, so that it should Instead of calling ClearSelection(), do the following before calling DataBind() again:ddlTest.Items.Clear();ddlTest.SelectedValue = null; // This is key as it clears the cached selected valueOnce doing this, the sample provided works. more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed http://forums.asp.net/t/1396296.aspx?DropDownList+ClearSelection+not+working

Dropdownlist Clearselection

Has a movie ever referred to a later movie? This documentation is archived and is not being maintained. All rights reserved. Kind regards, Iliana Nikolova the Telerik team Join us on our journey to create the world's most complete HTML 5 UI Framework - download Kendo UI now!

more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed Support Support Center Search the KB My Questions Code Examples Resources Getting Started Documentation Demos Training Webinars Contact our Developer Advocates anytime. We will be happy to assist you. Asp.net Dropdownlist Default Value Empty GO OUT AND VOTE Effect of bootstrapping in amplifier circuit My cat sat on my laptop, now the right side of my keyboard types the wrong characters A reference for "a

A more detailed explanation for the resolution of this particular item may have been provided in the comments section. 5 0 Sign into vote ID 666808 Comments 4 Status Closed Workarounds How To Clear Dropdownlist In Asp.net Using C# Cancel The title field is required! What power do I have as a driver if my interstate route is blocked by a protest? learn this here now Please enter a workaround.

Overstay as a minor in USA. Dropdownlist Selected Value Not Changing Asp Net These specialized experts will follow-up with your issue. Join them; it only takes a minute: Sign up DropDownList Clear Selection in C# ASP.Net up vote 0 down vote favorite I have listed employee names in one Dropdownlist. Stack Trace: [HttpException (0x80004005): Cannot have multiple items selected in a DropDownList.] System.Web.UI.WebControls.DropDownList.VerifyMultiSelect() +107 System.Web.UI.WebControls.ListControl.RenderContents(HtmlTextWriter writer) +1825978 System.Web.UI.WebControls.WebControl.Render(HtmlTextWriter writer) +29 System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +25 System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) +121 System.Web.UI.Control.RenderControl(HtmlTextWriter

How To Clear Dropdownlist In Asp.net Using C#

Information regarding the origin and location of the exception can be identified using the exception stack trace below. All Rights Reserved. Dropdownlist Clearselection Please review the stack trace for more information about the error and where it originated in the code. How To Clear The Selected Value Of Dropdownlist In C# void Page_Load(object sender, EventArgs e) { if(ViewState["employeeListIndex"] != null) { EmployeeList.SelectedIndex = ViewState["employeeListIndex"]; { } share|improve this answer answered Jun 12 '15 at 11:49 Sir_Fleetwood 364 add a comment| Your Answer

Did I cheat? Is the untested/empty statement true? Not the answer you're looking for? How to draw a line same to documentation by programal method? How To Clear The Selected Value Of Dropdownlist In Jquery

  1. Sets the ClientIDMode property of the current control instance and of any child controls to Inherit.(Inherited from Control.)ClearSelection()Clears out the list selection and sets the Selected property of all items to
  2. T148005.zip Show all comments Sabin Girlea 09.10.2014 Hi,Thank you for your answer.Unfortunately, the solutions you suggested don't fully solve my problem.
  3. Segundo Serrano P.
  4. Whether using WPF, ASP.NET, WinForms, HTML5 or Windows 10, DevExpress tools help you build and deliver your best in the shortest time possible.
  5. Will I get a visa again?

Comments (4) | Workarounds (0) | Attachments (0) Sign in to post a comment. Otherwise the item insertion does not happen. This method is used primarily by control developers.(Inherited from WebControl.)CreateChildControls()Called by the ASP.NET page framework to notify server controls that use composition-based implementation to create any child controls they contain in How can I do that.

Would the members of an online imageboard (or any community) be able to build a post-apocalytic society upon their reputation? C# Dropdownlist Selectedindex About Us Connect with DevExpress BlogsUpcomingEventsTrainingWebinars Learn More about DevExpress About Us News User Comments Case Studies Our Awards Reviews & Publications MVP Program Contact Us Support Center FAQ Training Events Not sure why you were downvoted - sorry if my comment cause that :( –womp Feb 8 '10 at 20:33 this one will clear the item list and in

DEVEXPRESS About Us News Our Awards Upcoming Events User Comments Case Studies Reviews and Publications Licensing Purchasing MVP Program Contact Us Logos .NET CONTROLS WinForms ASP.NET MVC WPF Windows 10 Apps

TestCombobox.zip Show all comments Leave a Comment You must log in or register to leave comments 1Solution Creation Date Rating Importance Sort by 0 Alessandro (DevExpress Support) 09.08.2014 Hi, The selection I come back with more details: a new demo project and a .png file with explanations.The comboboxes in my project are spread in data grids. share|improve this answer edited Feb 8 '10 at 21:21 answered Feb 8 '10 at 20:29 flesh 12.4k226685 This will remove all items, not just clear the selected item. –womp Cannot Have Multiple Items Selected In A Dropdownlist. Why is the 'You talking to me' speech from the movie 'Taxi Driver' so famous?

share|improve this answer edited Jun 12 '15 at 11:24 answered Jun 12 '15 at 11:11 Ehsan Sajjad 34.3k83986 add a comment| up vote 0 down vote Add EmployeeList.SelectedIndex to the ViewState. If it does not, it creates child controls.(Inherited from Control.)EnsureDataBound()Calls the DataBind method if the DataSourceID property is set and the data-bound control is marked to require binding.(Inherited from BaseDataBoundControl.)EnsureID()Creates an This method is used primarily by control developers.(Inherited from WebControl.)ResolveAdapter()Gets the control adapter responsible for rendering the specified control.(Inherited from Control.)ResolveClientUrl(String)Gets a URL that can be used by the browser.(Inherited from I am founder and Chief Executive Officer of Simplexhub, a highly experienced software development company based in Melbourne Australia and Dhaka, Bangladesh.

Also you may consider using Kendo UI ComboBoxwhich allows to not have a selected item. Here is an MVC-specific code snippet that contains both solutions: [C#]@Html.DevExpress().Button( settings => { settings.Name = How do I deal with my current employer not respecting my decision to leave? "president-elect" grammatically correct? Kendo UI Resources Buy Try Feed for this thread 6 posts, 0 answers Dustin 79 posts Member since: Oct 2012 Posted 14 Nov 2012 Link to this post How do you

If this issue is urgent, please contact support directly(http://support.microsoft.com) Sign in to post a workaround. Progress, Telerik, and certain product names used herein are trademarks or registered trademarks of Progress Software Corporation and/or one of its subsidiaries or affiliates in the U.S. Why is looping over find's output bad practice? Coworker throwing cigarettes out of a car, I criticized it and now HR is involved How to find x and y coordinates based on the given distance?

Why is "Try Again" translated to ใ‚„ใ‚Š็›ดใ™? Browse other questions tagged c# asp.net drop-down-menu or ask your own question. Blog: http://www.neuronasoft.net Reply sappidireddy Member 533 Points 221 Posts Re: DropDownList.ClearSelection() not working Mar 12, 2009 02:57 PM|sappidireddy|LINK Try this code if (IsPostBack || IsCallback) { currentPeriod = ddlPeriods.SelectedValue; } ddlPeriods.Items.Clear(); Saved me much frustration.

UI for ASP.NET AJAX Resources Buy Try Feed for this thread 3 posts, 0 answers David 16 posts Member since: Jan 2012 Posted 09 Aug 2013 Link to this post
Can anybody advise what type of connector this is? Source Error: An unhandled exception was generated during the execution of the current web request. Description: An unhandled exception occurred during the execution of the current web request.

asked 1 year ago viewed 415 times active 1 year ago Upcoming Events 2016 Community Moderator Election ends in 9 days Related 113Asp.net - Add blank item at top of dropdownlist1472Get Kind regards, Iliana Nikolova the Telerik team Join us on our journey to create the world's most complete HTML 5 UI Framework - download Kendo UI now! Teenage daughter refusing to go to school My cat sat on my laptop, now the right side of my keyboard types the wrong characters Can Newton's laws of motion be proved