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lib_ascii.h/lib_ascii.c

Prototypes

          ASCII_IS_ALPHA_NUM(cch);
           
          CPU_BOOLEAN  ASCII_IsAlpaNum (CPU_CHAR  cch);

Arguments

cch

Character to examine.

Returned Value

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ISO/IEC 9899:TC2, Section 7.4.1.1.(2) states that “isalnum() returns true only for the characters for which isalpha() or isdigit() is true”.

Example Usage

          CPU_CHAR     cch;
          CPU_BOOLEAN  alpha_num;


                  ch  c         = ASCII_CHAR_LATIN_UPPER_G;
          alpha_num = ASCII_IS_ALPHA_NUM(cch);