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mikroC provides a set of standard ANSI C library functions for testing and map-
ping characters.
Note: Not all of the standard functions have been included. Functions have been
implemented according to the ANSI C standard, but certain functions have been
modified in order to facilitate PIC programming.
isalnum
isalpha
iscntrl
isdigit
isgraph
islower
isprint
ispunct
isspace
isupper
isxdigit
toupper
tolower
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mikroC
- C Compiler for Microchip PIC microcontrollers
mikroC
making it simple...
ANSI C Ctype Library
Library Routines
Prototype
char isalnum(char character);
Description Function returns 1 if the character is alphanumeric (A-Z, a-z, 0-9), otherwise returns
zero.
isalnum