Delphi和C++数据类型及Win32API与C语言数据类型对照表

用Delphi 写C语言的上位机程序时感觉数据类型的对应很重要，总结如下： 

『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
DWord             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[n]         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
{ Useful alias types in Delphi }
type
  Int8   = ShortInt;
  Int16  = SmallInt;
  Int32  = Integer;
  UInt8  = Byte;
  UInt16 = Word;
  UInt32 = Cardinal

『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