Remove from DataGrid

[Germaris]

Hi there!

DGBUY is my DataGrid
mydgdp is an array and is the DataProvider of DGBUY

How can I remove an item I select in DGBUY?
I tried:
DGBUY.removeIte mAt.selectedIte m.index;
but it doesn't work.

I thank you in advance for your reply.

Best,
Gerry