exam DT structure
Column0 Column1 Column2 Column3
a t tt 10
a t tt 20
b h hh 30
b h hh 40
c y yy 50
c y yy 60
I want result DT
Column0 Column1 Column2 Column3
a t tt 30
b h hh 70
c y yy 110
I try LinQ
but can not get Column1, 2 Data (just get Column0, Column3)
i try LinQ Result DT
Column0 Column3
a 30
b 70
c 110
is possible add Column1, Column2?
How to get result DT by LinQ ?
Please anybody help me