What is the difference between 'WCHAR' and 'wchar_t'?

Question

Is there any practical difference between WCHAR and wchar_t?

Answer 1

typedef wchar_t WCHAR; // wc, 16-bit UNICODE character

this is defined in winnt.h.So originally it is wchar_t WCHAR is abbrivation to it .You can used wcscat,wcslen etc. functions for both