All updated values are passed to the Stored Procedure.
A datakey represents the primary key field or field of a record that can uniquely identify it in a data-bound control. Row Index represents the index of the particular row.
We can't update a record until that record doesn't exist in the input type field (Text Box).
So first we need to move to an updateable row record in the Text Box.
Point numbers 2 and 3 are performed after point 1 is performed.1.
We get the Id value using the row index and another Text Box value is also retrieved.aspdotnet-suresh offers C#articles and tutorials,csharp dot net,articles and tutorials, VB.In this article I will share how to retrieve hidden value from Grid View Column. Please review the stack trace for more information about the error and where it originated in the code. Format Exception: String must be exactly one character long. i find it hard to understand that since you do not have template fields, and you are using bound fields, there is no way possible that parsing it into a textbox would work, considering there is no textbox(es) in your gridview to being with.i get that you're are just taking the "text" from the imaginary textbox in your gridview, and putting it into a string. also throw a breakpoint on your Update Method to see what the variables are holding when passing in. Now we access this connection string on the page so we can open a connection with the relation database. The first one accesses the connection string and the other is for the SQL connection.