Copies the contents of a source storage area of a specified length to a destination storage area.
wchar_t *wmemcpy(wchar_t *restrict s1, const wchar_t *restrict s2, size_t n);
s1 Pointer to destination storage area
s2 Pointer to source storage area
n Number of characters to be copied
The wmemcpy function is the wide-character version of the memcpy function.