Quote Originally Posted by goku99 View Post
Hello there! I've tried the following code and I need help with LinQ :

Is there any function that adds elements to the variable mytablesummary?
No. 'myTableSummary' is an IEnumerable, which can't be added to anyway. You could call ToList on it to create a List, which can be added to. The thing is, that is supposed to be the results of a query against the grid. Under what circumstances would you want to add to it?