wcscasecmp(3) Library Functions Manual wcscasecmp(3) wcscasecmp, wcsncasecmp - (libc -lc) #include int wcscasecmp(const wchar_t *s1, const wchar_t *s2); int wcsncasecmp(const wchar_t s1[], const wchar_t s2[], size_t n); glibc ( feature_test_macros(7)): wcscasecmp(), wcsncasecmp(): glibc 2.10: _POSIX_C_SOURCE >= 200809L glibc 2.10: _GNU_SOURCE wcscasecmp() strcasecmp(3). s1 s2 (towupper(3), towlower(3)). wcsncasecmp() ( strncasecmp(3)) n s1 s2. wcscasecmp() wcsncasecmp() s1 s2 . attributes(7). +----------------------+------------------------------------+---------------------------------------------------------------------------------------------+ | | | | +----------------------+------------------------------------+---------------------------------------------------------------------------------------------+ |wcscasecmp(), | | (locale) (MT-Safe) | |wcsncasecmp() | | | +----------------------+------------------------------------+---------------------------------------------------------------------------------------------+ POSIX.1-2008. glibc 2.1. wcscasecmp() LC_CTYPE . strcasecmp(3), wcscmp(3) 3 . . : . 6.18 8 2026 wcscasecmp(3)