Gridview rowupdating e oldvalues
I would greatly appreciate for any help or suggested ideas/approach in order to accomplish this task, or any sample codes snippet. Null Reference Exception: Object reference not set to an instance of an object...".
What is the proper coding procedures to get the old value from gridview during updating event? I tried the code snippet you've sent but i'm getting an error message: "System.
I'm trying to extract the oldvalues and assign it into View State. Alok Hi aloksinha83, Please see this post: Qin Dian Tang Microsoft Online Community Support Please remember to mark the replies as answers if they help and unmark them if they provide no help.... For example, for COMPUTING category there will be NOTEBOOKS DESKTOPS etc. I keep getting a "Compiler Error Message: CS0123: No overload for ' Adhoc Job Grid View_Page Index Changed' matches delegate ' System. Getting the control id of a control inside gridview control uhmm.. Do you want's to find particular Textbox with certain id ? I've tried findcontrol and stuff but it is nested inside a user control so I can't figure it out.
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Also, if convenient, would you post some detailed code snippet of your page and the code behind on this? All the parameters are actually associated to the Parameters declared in Data Source control (the select and update statement in Data Source control), also we can find some parameter name related attribute such as Old Values Parameter Format String="original_" So when we do not using Data Source control, there is no info for populating named parameters .... Also, I think it'll still require us to use Data Source Control when we need to Updating event to contains Parameters collection, however, it may become more user friendly if there're some additional functions on the Data Bound control which can help extract bound values from each row /column... ha AJ9Znc P8Ei3q L2 n GKN1K6B5U57An5w PDTl Bf TR hgoc D5IBPrxek8Ok Q6ARdran47 nw== | X-Complaints-To: ab***@| X-DMCA-Notifications: X-Abuse-and-DMCA-Info: Please be sure to forward a copy of ALL headers | X-Abuse-and-DMCA-Info: Otherwise we will be unable to process your complaint properly | X-Postfilter: 1.3.32 | Path: TK2MSFTNGXA02gbl! I'm trying to extract the oldvalues and assign it into View State. It seems that its not getting the oldvalues and returns a null, which is something strange. If you are not using a 'standard' datasource New/Old Values are not always available in the Row Updating event. Row Index, False) Next Then in the Row Updating event I am trying to see if the value changed on each row in one of the Text Box controls. Old Values("Vendor List Price") Hi, A workaround is you can add a Hidden Field control beside the Text Box in Grid View.Hi All, I have a problem on how to extract old values from Gridview1_Row Updating(...) events.
The ...gridview control in another gridview control Hi ia have a questioni have a gridview control which contains button in one my question is i need another gridview to be placed in the first gidviewso that when i click on the button the second gridview will populate the my question is how to place second gridview in first is there any approach like first grid itself acting as parent and child.please help me Hi sirikalavalapalli: I think nested gridview will help you. These controls can be textbox, Drop Downlist (in Template Field), Comand Field present inside the grid. Gridview control embedded in another gridview control I am writing an ambulance crew scheduling application on the web and I need some help completing the last part.