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Searched refs:isupper (Results 1 – 3 of 3) sorted by relevance

/DragonOS-0.1.3/user/libs/libc/src/
Dctype.c24 int isupper(int c) in isupper() function
36 if (islower(c) || isupper(c)) in isalpha()
/DragonOS-0.1.3/user/libs/libc/src/include/
Dctype.h23 int isupper(int c);
/DragonOS-0.1.3/docs/userland/libc/apis/api-list/
Dctype.md8 ``int isupper(int c)`` : 传入一个字符，判断是否是大写字母