function [fileName, frontrear, sheetName] = selectSide(input); %input 1 is front, 2 is rear fileName = 'SuspensionData_Exported.xlsx'; if rem(input, 2) == 1 carSide = 'front'; elseif rem(input, 2) == 0 carSide = 'rear'; else fprintf = 'An error occured!'; end;