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
Esc or Alt-X to exit toupper Home/PgUp/PgDn/End ←↑↓→
Converted to HTML in 2006 by Timo Bingmann