Main Page Compound List File List Header Files File Members

# ctype.h File Reference

Character type functions. More...

## Functions
|  | BOOLEAN | isalpha (char c)
|  | BOOLEAN | isupper (char c)
|  | BOOLEAN | islower (char c)
|  | BOOLEAN | isdigit (char c)
|  | BOOLEAN | isspace (char c)
|  | char | toupper (char c)
|  | char | tolower (char c)

## Detailed Description

Character type functions.