HelpPC 2.10 Quick Reference Utility Copyright 1991 David Jurgens

                            int _toupper( int c )


       - prototype in ctype.h

       - converts c to UPPER case only if c is  LOWER case
       - use toupper() preferentially

Esc or Alt-X to exit _toupper Home/PgUp/PgDn/End ←↑↓→