Six of those paramaters basically comes from the Text Box values that were entered in the page. Invalid Cast Exception: Unable to cast object of type 'System.
A Grid View Update Event Args object is passed to the event-handling method, which enables you to determine the index of the current row and to indicate that the update operation should be canceled.To cancel the update operation, set the collections, if necessary, before the values are passed to the data source.You can add whwtever function you want to execute in this function. If you doing Editing gridview control then you must have put one test box inside grid view in Edit Item Template and label in Item Template tag of Grid View. It is one of my Grid View code and its only for one column. In Grid View1_Row Updating add following lines: Text Box txt Column Name = (Text Box)Grid View1. just to add to the discussion, for bound fields, the auto-generated text box will be the one and only object in the cell's Controls collection: string str_new = (new_title. The Row Updating event is raised when a row's Update button is clicked, but before the Grid View control updates the row.
This enables you to provide an event-handling method that performs a custom routine, such as canceling the update operation, whenever this event occurs.
The only difference in this one is that in one of my edititemtemplate i have a dropdownlist. I'm databinding the data to the gridview manually with a dataset. Its intuitive dashboards are customizable, so you can create systems that work for you.
For demonstration I have created a database (named Database.mdf) in which we have a table named tbl_Employee.
event is raised when a row's Edit button is clicked, but before the Grid View control enters edit mode.