Delphi 與 C/C++ 資料類型對照表

Delphi	資料類型	C/C++
ShorInt	8位有符號整數	char
Byte	8位不帶正負號的整數	BYTE,unsigned short
SmallInt	16位有符號整數	short
Word	16位不帶正負號的整數	unsigned short
Integer,LongInt	32位有符號整數	int,long
Cardinal,LongWord/DWORD	32位不帶正負號的整數	unsigned long
Int64	64位有符號整數	_int64
Single	4位元組浮點數	float
*Real48	6位元組浮點數
Double	8位元組浮點數	double
*Extended	10位元組浮點數	long double
Currency	64位貨幣類型
TDate/TDateTime	8位元組日期/時間
Variant,OleVariant	16位元組可變類型	VARIANT,^Variant,^OleVariant
Char,AnsiChar	1位元組字元	char
WideChar	2位元組字元	WCHAR
*ShortString	短字串
AnsiString/String	長字串	^AnsiString
WideString	寬字元串	^WideString
PChar,PAnsiChar	NULL結束的字串	char*
PWideChar	NULL結束的寬字元串	LPCWSTR
Boolean,ByteBool	1位元組布爾類型	任何1位元組
WordBool	2位元組布爾類型	任何2位元組
BOOL,LongBool	4位元組布爾類型	BOOL
註：有*首碼的是向前相容類型；有^首碼的是C++Builder特有類型。

C/C++	Delphi
ABC	TABC
ACCEL	TAccel
ATOM	TAtom
BITMAP	TBitMap
BITMAPCOREHEADER	TBitmapCoreHeader
BITMAPCOREINFO	TBitmapCoreInfo
BITMAPFILEHEADER	TBitmapFileHeader
BITMAPINFO	TBitmapInfo
BITMAPINFOHEADER	TBitmapInfoHeader
BOOL	Bool
CBT_CREATEWND	TCBT_CreateWnd
CBTACTIVATESTRUCT	TCBTActivateStruct
CHAR	Char
CHAR*	PChar
CLIENTCREATESTRUCT	TClientCreateStruct
COLORREF	TColorRef
COMPAREITEMSTRUCT	TCompareItemStruct
COMSTAT	TComStat
CREATESTRUCT	TCreateStruct
CTLINFO	TCtlInfo
CTLSTYLE	TCtlStyle
CTLtype	TCtltype
DCB	TDCB
DDEAACK	TDDEAck
DDEADVISE	TDDEAdvise
DDEDATA	TDDEData
DDEPOKE	TDDEPoke
DEBUGHOOKINFO	TDebugHookInfo
DELETEITEMSTRUCT	TDeleteItemStruct
DEVMODE	TDevMode
DOUBLE	Double
DRAWITEMSTRUCT	TDrawItemStruct
DWORD	LongInt
ENUMLOGFONT	TEnumLogFont
EVENTMSG	TEventMsg
FARPROC	TFarProc
FIXED	TFixed
FLOAT	Single
GLYPHMETRICS	TGlyphMetrics
HANDLE	THandle
HANDLETABLE	THandleTable
HARDWAREHOOKSTRUCT	THardwareHookStruct
HELPWININFO	THelpWinInfo
INT	Integer
KERNINGPAIR	TKerningPair
LOGBRUSH	TLogBrush
LOGFONT	TLogFont
LOGPALETTE	TLogPalette
LOGPEN	TLogPen
LONG	LongInt
LONG DOUBLE	Extended
LONG INT	LongInt
LPSTR	PChar
LPWSTR	PWideChar
MAT2	TMat2
MDICREATESTRUCT	TMDICreateStruct
MEASUREITEMSTRUCT	TMeasureItemStruct
MENUITEMTEMPLATE	TMenuItemTemplate
MENUITEMTEMPLATEHEADER	TMenuItemTemplateHeader
METAFILEPICT	TMetaFilePict
METAHEADER	TMetaHeader
METARECORD	TMetaRecord
MINMAXINFO	TMinMaxInfo
MOUSEHOOKSTRUCT	TMouseHookStruct
MSG	TMsg
MULTIKEYHELP	TMultiKeyHelp
NCCALCSIZE_PARAMS	TNCCalcSize_Params
NEWTEXTMETRIC	TNewTextMetric
OFSTRUCT	TOFStruct
OUTLINETEXTMETRIC	TOutlineTextMetric
PAINTSTRUCT	TPaintStruct
PALETTEENTRY	TPaletteEntry
PANOSE	TPanose
PATTERN	TPattern
POINTFX	TPointFX
PSTR	PChar
PWSTR	PWideChar
RASTERIZER_STATUS	TRasterizer_Status
RGBQUAD	TRGBQuad
RGBTRIPLE	TRGBTriple
SEGINFO	TSegInfo
SHORT	SmallInt
SHORT INT	SmallInt
SIZE	TSize
TEXTMETRIC	TTextMetric
TPOINT	TPoint
TRECT	TRect
TTPOLYCURVE	TTTPolyCurve
TTPOLYGONHEADER	TPolygonHeader
UINT	Word
UNSIGNED	Word
UNSIGNED CHAR	Byte
UNSIGNED INT	Word
UNSIGNED LONG	LongInt(DWORD)
UNSIGNED LONG INT	LongInt
UNSIGNED SHORT	Word
UNSIGNED SHORT INT	Word
VOID*	Pointer
WINDOWPLACEMENT	TWindowPlacement
WINDOWPOS	TWindowPos
WNDCLASS	TWndClass
WORD	Word