ctype.h¶
Functions¶
Function |
Implemented |
C23 Standard Section |
POSIX.1-2017 Standard Section |
|---|---|---|---|
isalnum |
✅ |
7.4.1.1 |
|
isalpha |
✅ |
7.4.1.2 |
|
isblank |
✅ |
7.4.1.3 |
|
iscntrl |
✅ |
7.4.1.4 |
|
isdigit |
✅ |
7.4.1.5 |
|
isgraph |
✅ |
7.4.1.6 |
|
islower |
✅ |
7.4.1.7 |
|
isprint |
✅ |
7.4.1.8 |
|
ispunct |
✅ |
7.4.1.9 |
|
isspace |
✅ |
7.4.1.10 |
|
isupper |
✅ |
7.4.1.11 |
|
isxdigit |
✅ |
7.4.1.12 |
|
tolower |
✅ |
7.4.2.1 |
|
toupper |
✅ |
7.4.2.2 |