Delphi和C++数据类型对照表

『Delphi和C++数据类型对照表』

Delphi            字长/值域                                C++

ShortInt          8位有符号整型                          signed char

SmallInt          16位有符号整型                         short

LongInt           32位有符号整型                         int

Byte              8位无符号整型                          unsigned char

Word              16位无符号整型                         unsigned short

Integer           32位有符号整型                         int

Cardinal          32位无符号整型                         unsigned int

Boolean           真/假                                  bool

ByteBool          真/假 或 8位无符号整型                 unsigned char

WordBool          真/假 或 16位无符号整型                unsigned short

LongBool          真/假 或 32位无符号整型                BOOL (WinAPI)

AnsiChar          8位无符号字符                          char

WideChar          宽字编码字符                           wchar_t

Char              8位无符号字符                          char

AnsiString        Delphi的字符串类                       AnsiString 类

String
         老式的Delphi字符串, n = 1..255字节     SmallString<n> 模板类

ShortString       老式的Delphi字符串, 255字节            SmallString<255>

String            Delphi的AnsiString类                   AnsiString

Single            32位浮点数                             float

Double            64位浮点数                             double

Extended          80位浮点数                             long double

Real              32位浮点数                             double

Pointer           32无类型指针                           void *

PChar             32位字符型指针                         unsigned char *

PAnsiChar         32位ANSI型字符指针                     unsigned char *

Comp              64位浮点数                             Comp 类

OleVariant        OLE可变类型值                          OleVariant 类

 

 

『Win32API与C语言数据类型对照表』

Win32API       C语言

HANDLE         void*

BYTE           unsigned char

SHORT          short

WORD           unsigned short

INT            int

UINT           unsigned int

LONG           long

BOOL           long

DWORD          unsigned long

ULONG          unsigned long

CHAR           char

LPSTR          char*

LPCSTR         const char*

LPWSTR         wchar_t*

LPCWSTR        const wchar_t*

FLOAT          float

DOUBLE         double