如何获取dbgrid中鼠标点击选定的某一条记录的某一个字段值？

Question

procedure TForm1.DBGrid1CellClick(Column: TColumn);
begin
   edit1.text:=dbgrid1.Fields[0].AsString;
end;

Answer 1

procedure TForm1.DBGrid1CellClick(Column: TColumn);
begin
  ShowMessage(DBGrid1.DataSource.DataSet.FieldByName('ColName').AsString);
end;

Answer 2

DBGrid1.DataSource.DataSet['字段名']

Answer 3

edit1.text:=DBGrid1.DataSource.DataSet.FieldByName('youColumn').AsString

Answer 4

edit1.text:=dbgrid1.SelectedField.AsString