Best way to copy Data from one DataTable to another DataTable with diffrent structure

Question

I am copying data from DataTable to another DataTable with a structure. I have to hardcode columns number in the loop and copy the data in object array.

What will be the

Answer 1

Probably, check out Adapter pattern, it will allow you to adapt the structure of one data table to another. A simple explanation and sample code can be found at Dofactory.