Ansi C Ctype Library - mikroElektronika PIC Microcontrollers PIC12 User Manual

mikroC
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ANSI C Ctype Library

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.
Library Routines
isalnum
isalpha
iscntrl
isdigit
isgraph
islower
isprint
ispunct
isspace
isupper
isxdigit
toupper
tolower
isalnum
Prototype
char isalnum(char character);
Description Function returns 1 if the
zero.
MikroElektronika: Development tools - Books - Compilers
mikroC - C Compiler for Microchip PIC microcontrollers
is alphanumeric (A-Z, a-z, 0-9), otherwise returns
character
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