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Absolutely true.i have to solve the problem as quickly as possible.
Thanks anyway.

the result of ShowMessage(MyDataset.Filter); is : NOM like LOWER('*a*') // NOM is the header of the Column. All records with an 'a' will show unless it ends with an 'a' or the cell squals an 'a' then it doesn't filter. it's like as if it doesn't read the last char at all (IsMatch or the LIKE Operato...

i will try it.

I am using that to filter : procedure TNGrid.EditChange(Sender: TObject); Var En_tete : string; //header name begin if (Col <> Null) and (Col >= CFix) then En_tete := MyDataset.Fields[Col-1].DisplayName; if NOT (TEdit(Sender).Text = '') then begin MyDataset.Filtered:= false; MyDataset.Filter:= En_te...