MODULE AlphaBeta; IMPORT StdLog,Strings; PROCEDURE Do*; VAR str,res: ARRAY 128 OF CHAR; BEGIN str := "alphaBETA"; Strings.ToUpper(str,res); StdLog.String("Uppercase:> ");StdLog.String(res);StdLog.Ln; Strings.ToLower(str,res); StdLog.String("Lowercase:> ");StdLog.String(res);StdLog.Ln END Do; END AlphaBeta.