Hi Fever, Thanks for using syncfusion products, Query: Dropdown list how to show data to index 0 instead value empty We would like to let you know that we have provided a property called “selectedItemIndex” which is used to specify which item value to be displayed in the dropdown list. How to get a drop down list with the selected value across the Post back. In this article I will describe after binding data or values from an XML file to a DropDownList when we will select a particular item in the DropDownList it will display the selected item without any post back to the server. In this article we will examine how to add dynamic Web controls to a page in such a manner that you will not need to worry about losing form field values on postback. Hai all,I am face the problem with dropdownlist value inside gridview. Other dropdownlists where new values have been added also reset and lose their new values. Now, DropDownList will look at the provided default selected value and displays it. net c# example code demonstrate us how can we get the DropDownList web server control's Selected item while DropDownList AutoPostBack property set to false. Am I missing something, or is this the normal behavior?. Few days back one gentleman asked me that how can I select a row within a GridView control using CheckBox while the auto-postback property of the CheckBox is set to true. Based on the seleted vaue in the dropdown the datafrom webpart is filtered. One of the elements is a checkboxlist. I lose selected value in ASP dropdownlist after postback when a text box becomes visible after user selection Hello, I am new to ASP 3. 0 TextBox Ready Only losing client side changes, values across postback? Well, this has been under discussion for sometime and I knew this was a known issue although it was a design change in ASP. How to determine which Control caused PostBack The sample code demonstrates how to create a web application that can determine which control cause postback event on an Asp. net webpage code-behind. I have a page that contains some dynamically created controls (TextBox and DropDownList). Net; DropDownList Values getting cleared after PostBack in ASP. net with c# which dynamically generates 6 textboxes, 2 dropdownlist box and 2 buttons. This is useful if you have a DropDownList control whose AutoPostBack property is set to True and whose postback is typically long-running. 6m developers to have your questions answered on SelectedValue lost on postback in dynamically added user controls of UI for ASP. In a grid I put a dropdownlist with autopostback=true the items where just static (1,2,3-10). keep selected value after postback dropdown list Jun 23, 2011 05:06 AM | lvbasanta | LINK I have many dropdownlist binded to a datasource that is used to save items to a database, everythinng works, but when i save the items to the database i want to keep the last selected value of my dropdown to make more inserts with the same values. After the great custom drop-down list styles made by Hugo in his tutorial Custom Drop-Down List Styling, we wanted to make it simple to create a custom structure from a normal select input (without multiple option selection). Losing datagrid info on PostBack; postback issue with a form based on a list, WSS v3. I'll have to admit, this is one of the only unfortunate nuances that I've come across in the ASP. NET User Control Not Retaining Postback Values. Re: Pasting Pivot Table as Values losing Borders and formatting If you select ONLY the table of the pivot you can copy and paste values with the table formatting. For the demo, you can use the Employee Details table, which I have created before. When click in any tab and click in any autopostback control, the DropDownList in ftab are load again and lost the selected value. If you don't want to do a postback on adding every and each hobby, you can either: - use a session variable to store the edited user's state and add the hobbies with an ajax call - use a multiselect listbox instead of dropdowns. DropDownList in Templated Control losing Items value on postback I'm using a DropDownList control in a Templated Control. It is easy to get posted values after postback by the help of Request. net MVC, C#. But i want to maintain whatever password i have entered in the textbox across postback. NET MVC I have a dropdown list with places, that are available on the selected time span. Hi, I need to save data in the grid when the user modifies and clicks on an asp button. As there could be multiple drop down lists in the same form, first we need to select the drop down list uniquely and get the value using the val function of jQuery. I also used Updatepanel but after that the action what I want its not happening. NET User Control Not Retaining Postback Values. Last Reply on Nov 14, 2016 09:43 AM By dharmendr. Other dropdownlists where new values have been added also reset and lose their new values. In this article I will discuss more about handling dropdownlist in the postback of the ASP. set { Session["ModificationMode"] = value; }} In the PageLoad, I set it's value. In my previous article I had discussed How to bind IList with MVC dropdownlist. In this article I am going to discuss how to postback a form on ASP. Net using C# and VB. Because on postback control will be reinitialized and the datasource will not be set if it is bind page load event when postback is false. Use the DropDownList control to create a single-selection drop-down list Gets or sets a value indicating whether a postback to the server automatically occurs. The Demo & Download links are. NET controls like DropDown, Gridview etc. Per my issue, I was changing the value of the control thru javascript and even though the browser rendered the change, on the postback, the control still retained the original value. the value of the ID will change on every postback. (The DropDownList is only populated when the page is not postback) Help please. ddlState is in update panel. There are cases in which you may want to trigger postback/ajax request to the server when the user clicks a grid data row anywhere (not only when hitting a button/checkbox/other control in the row). DropDownList, it's name property is the same as your model's property name, you pass a SelectList with you selected value, but in the UI it's not showing your expected selection. The problem is that after it places the value, postback occurs and value is lost. I tried to reload the page from the onchange event of the first drop down but this loses the selected value. Whenever there's a postback the values of these drop downs are lost. Minimal working example is below:. The page on_load event loads the default value of each dropdown box. The Request object. If you have the example below:. Dropdownlist does not keep value when postback JQuery - Losing Drop down and textbox value on postback Textbox Losing its Value after Postback on Repeater_ItemCommand. This could prevent confusion for the script that handles the form input. DropDownList web control and place it inside the phControlHolder lose the values that the user has. Hi, I have a dropdownlist in side a gridview, Onselectedindexchanged I want to some action. Select only the header row and the data, if you include the filter row it won't work. Because Telerik UI for ASP. keep the value of a dropdown after postback. 6m developers to have your questions answered on Radcombobox not retaining selected value after postback of UI for ASP. But it doing postback but I don't want postback. Any suggestions. This is a major problem when editing data as by default, the first value is selected and saving would mean the first value is used. On selection of country i have populated its states using selectedindexchanged event of ddlCountry. When I select value in DropDownList AjaxFileUpload lose the value. On clicking save button, the page is getting posted back and gridview values are getting cleared, due to which i am not able to save the latest data. Hi, All of you. In the article I will going to address those two questions. Selecting a name from list will do a PostBack to the server and fetch more details about the employee from an SQL Server table. I have a dropdownlist with the autopostback set to true. Hi, Can you further elaborate your problem? your retain value is for nxt drop down list? how many drop down list you have?. Here is a sample code to detect a postback and prevent a DropDownList from repopulated:. Join a community of over 2. Inside page load event i first checked whether it is postback, if yes then i am setting the value attribute of textbox with the value of password textbox. August 30, 2014, 4:12am #1. The ID of the control, “DropDownList1,” is also passed to the _doPostBack function and stored in the _EVENTTARGET hidden field. Ask Question. For the demo, you can use the Employee Details table, which I have created before. It's surprising how many subtle, but frustrating traps one can fall into when building sites with ASP. The DropDownList will not retain it's values when a Postback is done (caused by a submit button being pressed), and I cannot use the. The CascadingDropDown control in the AJAX Control Toolkit extends a DropDownList control so that changes in one DropDownList loads associated values in another DropDownList. NET DropDownLost loses values on PostBack. Hi, Can you further elaborate your problem? your retain value is for nxt drop down list? how many drop down list you have?. by Christian Wenz. Ask Question. NET partial page postback Published 31/08/2011 When using JQuery to hook up events to your ASP. The page on_load event loads the default value of each dropdown box. In the article I will going to address those two questions. When I set the value of a drop down list from a row variable, the other options in the drop down list disappear. For the demo, you can use the Employee Details table, which I have created before. Hi, I have a @Html. I had this issue when dynamically populating a drop down box using javascript on a previous user selection. Hi, All of you. If the dynamic Web controls are not added at the correct time in the page's lifecycle, the values entered by the visitor will be lost on postback. Been struggling with this for many hours. First the ASP. I assign the datasource on every postback but i only do a databind when the page loads for the first time. The dropdownlist is loaded with crmservice. Two dropdownlists are one is ddlcountry and another one is ddlstates. With the custom RadWindow dialog the client-side API of both controls is used to handle the events of all needed controls. How to get a drop down list with the selected value across the Post back. Introduction In this article we will learn how to maintain the state of dynamically created controls in asp. I see many people coming across same issue of how to set the SelectedValue of a DropDownList that is inside of a GridView. users to select an item. Hai all,I am face the problem with dropdownlist value inside gridview. get or set a value that indicate whether a postback to the server automatically occurs when the user changes the list selection. Net MVC dropdownlist's selected item's index change. NET controls like DropDown, Gridview etc. Hi, Can you further elaborate your problem? your retain value is for nxt drop down list? how many drop down list you have?. And there is no code in my html page or code behind where I clear the value of Hidden1. First the ASP. If there is no selected options, nothing is returned. Thanks for the code & tutorial, needed to use ajax on a page, which had a drop down list, of companies and people. Handling Postbacks from a ModalPopup (C#) 06/02/2008; 2 minutes to read +1; In this article. Net FileUpload After PostBack. Here is a sample code to detect a postback and prevent a DropDownList from repopulated:. DropdownList to preserve the value. Ive made a control with 2 textboxes and 1 dropdownlist. 2199 and am wondering if with the WebDataGrid control, it is possible to persist template column controls and values on postbacks and / or callbacks without having to recreate them each and every time in the Preinit event. but I want to fill the listbox from an xml file. Hi guys On tweeter template I changed the template to keep the searchbox on all pages. com :: Ajax HTMLEditorExtender losing value on postback. But, the grid doesnot persist data when coming into the click event - it is losing its state on postback. Ask Question. Another thing I ran into If you're using an ASP. I am working on ASP. Using Auto-Postback with CascadingDropDown (C#) 06/02/2008; 2 minutes to read +1; In this article. I can get the dropdown loaded but after postback it is empty. Hi, I have a dropdownlist in side a gridview, Onselectedindexchanged I want to some action. 6m developers to have your questions answered on SelectedValue lost on postback in dynamically added user controls of UI for ASP. Dropdownlist selected value lost after postback. *When the drop down list value changes and the postback occurs the data that I had. net - Dropdownlist Is Cleared On Page Postback; Remain Index Of Dropdownlist After Postback? Asp. In the above code a dynamic label is created to show some gap between newly created dropdownlist. Forum Thread - DateTimePicker lose date value after postback - ASP. NET Forums on Bytes. How to select an item in a DropDownList by value Asp. Controls are losing values on postback Hello I have two dropdowns in a gridview that need cascading functionality but I have experianced problems with the cascading drop down extenders in the past so I have decieded to write my own javascript. Also, I have a dropdownlist "SouCategorie" which is filled from a list "Sous categorie". I'm using the values from a dropdownlist and a textbox to set the select parameters for an ObjectDataSource when a "Search" button is clicked. However, here in this article I’ll show you how to implement Ajax Cascading DropDownList in Asp. Problem retaining values of dropdownlist controls after postback. Due to performance reasons, I've turned off the Page's ViewState. I had this issue when dynamically populating a drop down box using javascript on a previous user selection. Here I will explain how to use jQuery to set dropdownlist selected value or text based on value / text or jQuery set dropdownlist value based on value or text with example. Net MVC dropdownlist's selected item's index change. If the user selects another value in the drop-down, I want the grid rows to reload (via callback), taking the user's selection into account (basically rebuilding the grid with a new DataSet). Dropdownlist control is the one of the most used controls in asp. Join a community of over 2. protected int NumberOfControls { get { return (int)ViewState["NumControls"]; }. You can find dropdownlist in visual studio’s standard controls group. I assign the datasource on every postback but i only do a databind when the page loads for the first time. DropDownList, it's name property is the same as your model's property name, you pass a SelectList with you selected value, but in the UI it's not showing your expected selection. users to select an item. Here is a sample code to detect a postback and prevent a DropDownList from repopulated:. Hi there, Need your help, i am a begginer - working with Java Stuidio Creator. DropDownList Postback clears the selected value. Here Mudassar Ahmed Khan has explained how to use ViewState with dynamic controls i. Get each value of Dropdownlist in Gridview after Postback So i have here a dropddownlist inside a gridview. you could look in the form collection for the value. how to retain value of dropdown list after postback which is extended by ajax cascading dropdownlist extendar. keep dropdownlist selected value after postback dropdownlist selected value after. This property can use viewstate to store its value rather than a member variable that would lose the value over a postback. Note In the sample code that is provided, the project name of the C# sample project is KB_CascadingDDL_CS. I see many people coming across same issue of how to set the SelectedValue of a DropDownList that is inside of a GridView. NET Control (and retain state after postback mark up) - gist:1536344. NET AJAX Ajax. Now, DropDownList will look at the provided default selected value and displays it. Hi, I have a dropdownlist in side a gridview, Onselectedindexchanged I want to some action. Here Mudassar Ahmed Khan has provided solution to the problem where value of the TextBox placed in GridView is lost after PostBack in ASP. Two dropdownlists are one is ddlcountry and another one is ddlstates. How do I save value in gridview after postback without using database. ProductName. Keeping in mind what we stated above, we know that we can recover the index, the value or text. Unfortunately, on my home PC that has Windows 7 and IE 8 installed, the drop-down menus just do not work (they do on my office PC that has XP Professional and IE 7). cannot get value of dropdownlist from postback. Here I will explain how to use jQuery to set dropdownlist selected value or text based on value / text or jQuery set dropdownlist value based on value or text with example. However, once I click on submit in that dialog, the textbox value is null. Using Auto-Postback with CascadingDropDown (C#) 06/02/2008; 2 minutes to read +1; In this article. How To Make DropdownList No Postback Sep 12, 2011. TextBox which has read only property assigned to true will not retain values after postback and would ignore client side changes. I'll cover. Net; DropDownList Values getting cleared after PostBack in ASP. In Focus Saving DropDownList Selected Value Across PostBack in MVC. This page provides solutions to common issues you may encounter while working with Telerik UI for ASP. Return Value: A String, representing the value of the value attribute of an element in the drop-down list. Net MVC dropdownlist's selected item's index change. Losing datagrid info on PostBack; postback issue with a form based on a list, WSS v3. Is there some other way to have the lists on one sheet, get unique values and sort them, then reference them from a drop down on another worksheet?. In this article we will examine how to add dynamic Web controls to a page in such a manner that you will not need to worry about losing form field values on postback. Any suggestions. August 30, 2014, 4:12am #1. It has cost me days. I have a ASP DropDownList that gets populated on the Page_Load event, after i select an item and hit a button the selected item gets cleared and the first item in the DropDownList gets selected. The Request object. God put eyes in the front of our head, feet pointing forward, and arms that move forward freely. In this article I am going to discuss how to postback a form on ASP. Hi guys On tweeter template I changed the template to keep the searchbox on all pages. In a grid I put a dropdownlist with autopostback=true the items where just static (1,2,3-10). How to select an item in a DropDownList by value Asp. Am I missing something, or is this the normal behavior?. Per my issue, I was changing the value of the control thru javascript and even though the browser rendered the change, on the postback, the control still retained the original value. Here Mudassar Ahmed Khan has explained with an example, how to call SelectedIndexChanged event of ASP. You want to get the selected value. losing attributes on postback; adding a value to Session object; Adding an additional option to a bound dropdown list; Adding dropdownlist to a datalist; moving items from one list box to another; Removing Items From A preloaded Dropdown list Please help; Dynamically adding DropDownList - if I set ID also, I lose PostBack EventHandler. This property can use viewstate to store its value rather than a member variable that would lose the value over a postback. Steve's solution involves the addition of a simple server control in the Web Form, a technique that works in a myriad of browsers. Retain / maintain / preserve State (values) of dynamically created controls on PostBack in ASP. Controls are losing values on postback Hello I have two dropdowns in a gridview that need cascading functionality but I have experianced problems with the cascading drop down extenders in the past so I have decieded to write my own javascript. private void CreateDropdownListEmployee(string id,Panel pnl,. by Christian Wenz. But EXCEL won't allow OFFSET without having it all on one worksheet. I have a page that contains some dynamically created controls (TextBox and DropDownList). DropdownList to preserve the value. it is called only on postback, not on. This way we can find out that which control caused the postback. i have ddlCountry dropdownlist and ddlState dropdownlist. Introduction In this article we will see how to use the DropDownList control in ASP. 0; Connected web parts - provider empty on postback when consumer; Web Part Provider Interface is null on every-other postback; Dropdownlist in Master Page; Populate dropdownlist from sql server 2000 database; DropDownList autofill behavior; DropDownList. If you are starter then you will be searching for ways to do this. Set Selected Value for DropdownList on Clientside using Javascript May 29, 2010 collecteddotnet 3 Comments Sometimes we need show the dropdownlist control with some selected value after some activity ( without server postback ) on the web page. I have gone to SE 51 and changed the AUART to list box. I have a ListView (with nested controls including LinkButtons) and a data pager that is bound to a data source that loads items (Cases) in a user control (. Add values to asp:DropDownList (VB. I have a dropdownlist with the autopostback set to true. ddlState is in update panel. This tutorial will explain how to use asp. Retain / maintain / preserve State (values) of dynamically created controls on PostBack in ASP. I see many people coming across same issue of how to set the SelectedValue of a DropDownList that is inside of a GridView. Finally returning them to the jQuery AJAX function which in turns adds them to the Product dropdownlist. The amount of columns returned are based on a user's selection critiera from the page. When I select value in DropDownList AjaxFileUpload lose the value. Dynamically created DropDownList loses selected Item on Postback When click import button, this will displays a first item from dropdownlist only. Other dropdownlists where new values have been added also reset and lose their new values. Make GridView Work Like DropDownList Where Can Enable Postback? How To Make DropdownList No Postback; Asp. hi, How can I make dropdownlist no postback - I have a dropdownlist which I put a code in selected indexchanged -basically for every indexchanged the code will connect to sql and get values then populate textboxes with values. When I click on submit button, it register a blank value in my database. Dropdownlist not keeping viewstate after postback - ASP. I'll cover the following topics in the code samples below: DropDownListPage, EventArgs, ArrayList, Class, and Ajax Asynchronous Javascript. I have a ASP DropDownList that gets populated on the Page_Load event, after i select an item and hit a button the selected item gets cleared and the first item in the DropDownList gets selected. net 2 anonymous bug delegate foreach interation loops Named Pipes Opener Popup Postback refresh Remote Debug ViewState VIsual Studio __doPostBack. NET application we are all familiar with DropDown but as we moved to MVC we lost our favorite ASP. private void CreateDropdownListEmployee(string id,Panel pnl,. When RadConfirm is used, the button's click() method is used to initiate the postback if the user confirms the action. DropDownList selected value lost on postback This is causing the page to reload which causes the ddl to lose its selected value. DropdownList and i am populating it with data, but whenever postback occurs the selected value of the dropdown lost. This is populated from a database but the data it is populated with is dependent upon the current value in one of the datagrid's dropdownlist boxes. Here Mudassar Ahmed Khan has explained how to preserve or persists data / class objects / variable values across PostBacks in ASP. hi, i am not clear wats ur requirment but wat i understood is tat u have a dropdown list with 3 values for eg 1,2 & 3 thne wen u select 2 u want tat 2 in the pai if tat is ur requirement then assign a fcode to tat field (dropdown field ) in screen painter field attributes. However, once I click on submit in that dialog, the textbox value is null. When we move forward, God's power is unlimited to break barriers, overcome obstacles, and trounce the enemy. by Christian Wenz. I am a believer that user controls should not fetch data, so I am trying to pass data from the page through usercontrol (#1) to a nested usercontrol (#2) to fill a dropdownlist. NET DropDownList. Hi, Can you further elaborate your problem? your retain value is for nxt drop down list? how many drop down list you have?. This way we can find out that which control caused the postback. The ListItem class saves just its Text and Value property values in ViewState - it simply neglects its Attributes collection. hello, I want to ask how to keep the value selected in the dropdown list (within a search filter) when I navigate in the pages of the search results (using the pager), because I am losing the filter values on navigation, for example: after filtering products to choose only Laptops, and navigating to the second page of the search results, the products refresh and remove the condition. First the ASP. net projects. Not sure if anyone every had this problem but my custom aspx page loses all the value and text when I hit the asp submit button. Jim_Stanley. So the ddl is set to autopostback and in the detailsView Load handler I show/hide the fields as needed, which works. Retaining drop down list box value of a form after posting From a drop down list box or combo box visitor selects one option and submits the form. Selecting items from listbox without postback i have a listbox which shows some categories in a listbox and a checkbox list for each of the selected categ. Here is the code with the control that I am trying to run a postback with; the id. In a page I have a link; clicking on it opens a dialog and sets a textbox value for that dialog. # re: JQuery Tab: Retain Selected Tab Across Postbacks in ASP. The amount of columns returned are based on a user's selection critiera from the page. However, here in this article I’ll show you how to implement Ajax Cascading DropDownList in Asp. ixxx but i keep losing my DDL value every time i change from one page to another page. With the custom RadWindow dialog the client-side API of both controls is used to handle the events of all needed controls. ValueType property value. If the form validation fails then we have to show again the same form asking for changes in input data and submit again. Here Mudassar Ahmed Khan has provided solution to the problem where value of the TextBox placed in GridView is lost after PostBack in ASP. net mvc3 how to keep dropdown list selected item after postback. It is easy to get posted values after postback by the help of Request. # re: JQuery Tab: Retain Selected Tab Across Postbacks in ASP. In day to day life in programming we make use of Properties to pass data from Page to Web User Control and vice versa in asp. On PostBack however (the ListItemCollections are not re-generated on postback) the ListItems in the dropdownlist contain the. This invalid code for dropdownlist caused the issue. How to determine which Control caused PostBack The sample code demonstrates how to create a web application that can determine which control cause postback event on an Asp. Creating forms for the web is one of them. net - Dropdownlist Is Cleared On Page Postback; Remain Index Of Dropdownlist After Postback? Asp. The SelectedIndexChanged the 1st DropDown is always called on postback and so it throws "populateDdl()" at every PostBack (if a value is selected). i'm using a code in asp. So, we’ve come up with this little plugin that will allow some custom styling of the drop-down list. Hi there, Need your help, i am a begginer - working with Java Stuidio Creator. 6m developers to have your questions answered on RadAjaxManager losing drop down list value after Ajax postback of UI for ASP. How do I access checkboxList selected values after postback if they are rotated? Dynamically loaded checkbox values lost after dropdownlist changed selection. When I click on submit button, it register a blank value in my database. While the new option is added to the dropdownlist, if the dropdownlist is set to AutoPostback=true and has a script to run OnSelectedIndexChanged the dropdownlist resets and the value suddenly no longer exists. Am I missing something, or is this the normal behavior?. keep selected value after postback dropdown list Jun 23, 2011 05:06 AM | lvbasanta | LINK I have many dropdownlist binded to a datasource that is used to save items to a database, everythinng works, but when i save the items to the database i want to keep the last selected value of my dropdown to make more inserts with the same values. net c# example code demonstrate us how can we get the DropDownList web server control's Selected item while DropDownList AutoPostBack property set to false. DropDownList Within Composite Control Is Losing Selected Value On Postback Feb 23, 2010 I am building a composite server control that currently only has a TextBox and a DropDownList. I also used Updatepanel but after that the action what I want its not happening. NET AJAX Ajax. i'm using a code in asp. This could prevent confusion for the script that handles the form input. I have created a JSP page and i placed a dropDownList on. Dropdownlist will render on page at runtime without value being populated. The items have different content for Value and Text. I have a ListView (with nested controls including LinkButtons) and a data pager that is bound to a data source that loads items (Cases) in a user control (. Keep dropdownlist during postback 3. Maintain State For ASP. Losing Textbox Value On Postback? Jun 9, 2010. I am using AjaxFileUpload for upload multiple files. I'm using the values from a dropdownlist and a textbox to set the select parameters for an ObjectDataSource when a "Search" button is clicked. Selected Index Changed event for asp:DropDownList (VB. To understand, here all my code : Aspx code:. TextBox), the value in that controls is lost on postback of the page. But, currently our Dropdownlist control behavior is, during the postback, the value in the Dropdownlist textbox alone is obtained. containing the items I want. Selecting items from listbox without postback i have a listbox which shows some categories in a listbox and a checkbox list for each of the selected categ. How to load the dropdownlist box without postback? eg: if you choose country in one dropdown the corresponding states wil fetch in another dropdo. NET Forums on Bytes. 2) If the attribute is present I checked if it has some value which the user entered/selected before postback. On Load I'm populating it with values, but upon submit ie. Net DropDownList will be referenced using JavaScript or jQuery on Client Side and then its SelectedIndexChanged event will be called by making use of the __doPostBack JavaScript function. protected int NumberOfControls { get { return (int)ViewState["NumControls"]; }. Hi, Can you further elaborate your problem? your retain value is for nxt drop down list? how many drop down list you have?. Is there a workaround for this behaviour? I use netadvantage v2010. In this user control I have a dropdownlist which is populated dynamically. get or set a value that indicate whether a postback to the server automatically occurs when the user changes the list selection. Here Mudassar Ahmed Khan has provided solution to a problem where the selected value of the jQuery DatePicker TextBox is lost after PostBack in ASP. In both cases I first clicked Button1 to set the textbox's value to "1" and then clicked Button2 to perform a postback. In a page I have a link; clicking on it opens a dialog and sets a textbox value for that dialog. After losing starting job, Toronto FC's Alex Bono finally gets a chance to play "Obviously there's shock value to it when it comes and it first hits you," Bono said Monday of his drop down the. Due to this I wants to rebind this control again, that time it lose the selected value. How do I get the default value, <--Choose City--> as selected value again. TextBox which has read only property assigned to true will not retain values after postback and would ignore client side changes. hi, How can I make dropdownlist no postback - I have a dropdownlist which I put a code in selected indexchanged -basically for every indexchanged the code will connect to sql and get values then populate textboxes with values. In this article I will describe after binding data or values from an XML file to a DropDownList when we will select a particular item in the DropDownList it will display the selected item without any post back to the server. Those that user left default values in come back as NULLs. Whenever there's a postback the values of these drop downs are lost. Net AJAX for SharePoint. In day to day life in programming we make use of Properties to pass data from Page to Web User Control and vice versa in asp. private void CreateDropdownListEmployee(string id,Panel pnl,. Who knew eight practices could feel so thorough? Because while we've only seen the Carolina Panthers take the field a week's worth of training camp, including at Fan Fest on Friday night in. With the custom RadWindow dialog the client-side API of both controls is used to handle the events of all needed controls. got many similar pages that work, but this page is losing the selection each time I submit the form, and I don't know why. Problem: You're using the Html. the filtering is working fine but on every postback the dropdown list seleted value is reset to default value. Programming Languages I have a webgrid with dropdownlist and onchange it postback the page. Solution walkthrough. Hi, I need to save data in the grid when the user modifies and clicks on an asp button. NET Forums on Bytes. cannot get value of dropdownlist from postback.