The wctomb () function in C
the function int wctomb (char * str, wchar) converts the wide char into its multi-byte representation and stores it at the beginning of the character array pointed to by str.
Tags : parameter c
The memchr () function in C
the function void * memchr (const void * str, int c, size_t n) looks for the first occurrence of the character c (an unsigned char) in the first n bytes of the string pointed to by
The function wcstombs () in C
function size_t wcstombs (char * str, const wchar_t * pwcs, size_t n) convert wide-char string defined by pwcs into a multibyte string starting at str. almost all n bytes are
The function memcpy () in C
function void * memcpy (void * str1, const void * str2, size_t n) copies n characters from str2 to str1.