ABL electronic PIC12, PIC16, PIC18 isupper, toupper, tolower, isxdigit

mikroC

mikroC - C Compiler for Microchip PIC microcontrollers

making it simple...

isupper

Prototype char isupper(char character);

Description Function returns 1 if the character is an uppercase letter (A-Z), otherwise returns 0.

isxdigit

Prototype char isxdigit(char character);

Description Function returns 1 if the character is a hex digit (0-9, A-F, a-f), otherwise returns zero.

toupper

Prototype char toupper(int character);

Description If the character is a lowercase letter (a-z), function returns an uppercase letter. Otherwise, function returns an unchanged input parameter.

tolower

Prototype char tolower(int character);

Description If the character is an uppercase letter (A-Z), function returns a lowercase letter. Otherwise, function returns an unchanged input parameter.

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284	MikroElektronika: Development tools - Books - Compilers