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These data-type mappings are defined in TCHAR.H and depend on whether the constant _UNICODE or _MBCS has been defined in your program.
For related information, see Using TCHAR.H Data Types with _MBCS Code.
Generic-Text Data Type Mappings
Generic-text data type name |
SBCS (_UNICODE, _MBCS not defined) |
_MBCS defined |
_UNICODE defined |
|---|---|---|---|
_TCHAR |
char |
char |
wchar_t |
_tfinddata_t |
_finddata_t |
_finddata_t |
_wfinddata_t |
_tfinddata64_t |
__finddata64_t |
__finddata64_t |
__wfinddata64_t |
_tfinddatai64_t |
_finddatai64_t |
_finddatai64_t |
_wfinddatai64_t |
_TINT |
int |
int |
wint_t |
_TSCHAR |
signed char |
signed char |
wchar_t |
_TUCHAR |
unsigned char |
unsigned char |
wchar_t |
_TXCHAR |
char |
unsigned char |
wchar_t |
_T or _TEXT |
No effect (removed by preprocessor) |
No effect (removed by preprocessor) |
L (converts following character or string to its Unicode counterpart) |