GBDK 2020 Docs 4.4.0 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 #include <stdbool.h>
9
13 bool isalpha(char c);
14
18 bool isupper(char c);
19
23 bool islower(char c);
24
28 bool isdigit(char c);
29
33 bool isspace(char c);
34
38 char toupper(char c);
39
43 char tolower(char c);
44
45 #endif /* _CTYPE_H */
c
char c
Definition: string.h:20
islower
bool islower(char c)
tolower
char tolower(char c)
isupper
bool isupper(char c)
isspace
bool isspace(char c)
toupper
char toupper(char c)
isalpha
bool isalpha(char c)
isdigit
bool isdigit(char c)
stdbool.h
types.h