Gridview rowupdating event handler
In our example we will illustrate the use of Updating event for the validation purpose.
Add Grid View1_Row Updating event handler as shown below: The Row Updating event handler receives an event argument of type Grid View Update Event Args.
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Right click on the Grid View and select “End template editing” Run the web form.
Click on the Edit button of the Grid View so that it goes into the edit mode.
Set the Control To Validate property of Required Field Validator control to Text Box1 (i.e. Also, set its Error Message property to “Please enter company name”.
Note that by default all validation controls validate on the client side.
This will display the template designer for the column as shown in Figure 6.
Next, drag and drop a Required Field Validation control below the Text Box.I know how to update with HTML, But I want in C# How To Update protected void Price Ep_Row Updating(object sender, Grid View Update Event Args e) How to Update with The Help Of Csharp. Regards atul singh in gridview property go to Events there doublic click of Row Updating Event which will automaticall redirect into code behind... But when i used it again this code it returns the old value... In the gridview i set the column for example City column into a template and set the name to txt City. EDIT: I made a little mistake in the previous post: the event handler is Row Updating; Row Updated won't trigger for the life of me. in the above code in "Text Box txtcity = (textbox)row.findcontrol("txtcity");" i'm getting the default value which is not updated, but not updated value. Inside the Row Updating event u can code for updation ex: Protected Sub Grid View1_Row Updating(By Val sender As Object, By Val e As System. If the country is null then we set Cancel property of Grid View Update Event Args class to true.This tells Grid View that the event handler should be cancelled.Here, our validation criteria is that the entered name must not contain title of courtesy (Mr./Mrs./Ms.). That is when you can handle certain events of Grid View control.