GBDK 2020 Docs
API Documentation for GBDK 2020
ctype.h
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1 
4 #ifndef _CTYPE_H
5 #define _CTYPE_H
6 
7 #include <types.h>
8 
12 BOOLEAN
13 isalpha(char c);
14 
18 BOOLEAN
19 isupper(char c);
20 
24 BOOLEAN
25 islower(char c);
26 
30 BOOLEAN
31 isdigit(char c);
32 
36 BOOLEAN
37 isspace(char c);
38 
42 char
43 toupper(char c);
44 
48 char
49 tolower(char c);
50 
51 #endif /* _CTYPE_H */
islower
BOOLEAN islower(char c)
types.h
isupper
BOOLEAN isupper(char c)
c
UINT8 c
Definition: gb.h:278
isalpha
BOOLEAN isalpha(char c)
tolower
char tolower(char c)
BOOLEAN
INT8 BOOLEAN
Definition: types.h:30
toupper
char toupper(char c)
isspace
BOOLEAN isspace(char c)
isdigit
BOOLEAN isdigit(char c)