Short cut OR easy way to replace code

Question

PLZ SUGGEST ME THE SHORT-CUT OR AN ANY EASY WAY SO THAT I CAN MAKE  SUCH CHANGES  EASILY IN MY WHOLE PROJECT


this a line of code m giving below: 
cmd.Parameters.Add("@LocationID", SqlDbType.NVarChar).Value = GV.Rows[i].Cells[2].Text.Trim();
And  I have to change this line as:
cmd.Parameters.Add("@LocationID", SqlDbType.NVarChar).Value =Server.HtmlDecode( GV.Rows[i].Cells[2].Text.Trim()); 
PLZ SUGGEST ME THE SHORT-CUT OR AN ANY EASY WAY SO THAT I CAN MAKE  SUCH CHANGES EASILY IN MY WHOLE PROJECT