在使用.Net互操作时，经常涉及到一些C++到C#的类型转换问题，故此整理了一份类型对照表方便大家查阅。
注意：请使用Ctrl + F查找您要找的类型即可！
C++与C#数据类型对照表
C++数据类型 |
C#数据类型 |
| WORD | ushort |
| DWORD | uint |
| UCHAR | int/byte |
| UCHAR* | string/InPtr |
| unsigned char* | [MarshalAs(UnmanagedType.LPArray)]byte[]/（IntPtr） |
| char* | string |
| LPCTSTR | string |
| LPTSTR | [MarshalAs(UnmanagedType.LPTStr)] string |
| long | int |
| ulong | uint |
| Handle | IntPtr |
| HWND | IntPtr |
| void* | IntPtr |
| int | int |
| int* | ref int |
| *int | IntPtr |
| unsigned int | uint |
| COLORREF | uint |
Windows（C++）与C#数据类型对照表
Windows数据类型 |
.NET数据类型 |
| BOOL, BOOLEAN | Boolean or Int32 |
| BSTR | String |
| BYTE | Byte |
| CHAR | Char |
| DOUBLE | Double |
| DWORD | Int32 or UInt32 |
| FLOAT | Single |
| HANDLE (and all other handle types, such as HFONT and HMENU) | IntPtr, UintPtr or HandleRef |
| HRESULT | Int32 or UInt32 |
| INT | Int32 |
| LANGID | Int16 or UInt16 |
| LCID | Int32 or UInt32 |
| LONG | Int32 |
| LPARAM | IntPtr, UintPtr or Object |
| LPCSTR | String |
| LPCTSTR | String |
| LPCWSTR | String |
| LPSTR | String or StringBuilder* |
| LPTSTR | String or StringBuilder |
| LPWSTR | String or StringBuilder |
| LPVOID | IntPtr, UintPtr or Object |
| LRESULT | IntPtr |
| SAFEARRAY | .NET array type |
| SHORT | Int16 |
| TCHAR | Char |
| UCHAR | SByte |
| UINT | Int32 or UInt32 |
| ULONG | Int32 or UInt32 |
| VARIANT | Object |
| VARIANT_BOOL | Boolean |
| WCHAR | Char |
| WORD | Int16 or UInt16 |
| WPARAM | IntPtr, UintPtr or Object |
API与C#数据类型对照表
API数据类型 |
类型描述 |
C#数据类型 |
| WORD | 16位无符号整数 | ushort |
| LONG | 32位无符号整数 | int |
| DWORD | 32位无符号整数 | uint |
| HANDLE | 句柄，32位整数 | int |
| UINT | 32位无符号整数 | uint |
| BOOL | 32位布尔型整数 | bool |
| LPSTR | 之乡字符的32位指针 | string |
| LPCSTR | 指向常字符的32位指针 | string |
| BYTE | 字节 | byte |
| CHAR | 字符 | char |
| DWORDLONG | 64位长度整数 | long |
| HDC | 设备描述表句柄 | int |
| HGDIOBJ | GDI对象句柄 | int |
| HINSTANCE | 实例句柄 | int |
| HWM | 窗口句柄 | int |
| HPARAM | 32位消息参数 | int |
| LPARAM | 32位消息参数 | int |
| WPARAM | 32位消息参数 | int |
C++与C#数据类型对照表
C++数据类型 |
C#数据类型 |
| BOOL | Int32 |
| BOOLEAN | Int32 |
| BYTE | UInt16 |
| CHAR | UInt16 |
| COLORREF | UInt32 |
| DWORD | UInt32 |
| DWORD32 | UInt32 |
| DWORD64 | UInt64 |
| FLOAT | Float |
| HACCEL | IntPtr |
| HANDLE | IntPtr |
| HBITMAP | IntPtr |
| HBRUSH | IntPtr |
| HCONV | IntPtr |
| HCONVLIST | IntPtr |
| HCURSOR | IntPtr |
| HDC | IntPtr |
| HDDEDATA | IntPtr |
| HDESK | IntPtr |
| HDROP | IntPtr |
| HDWP | IntPtr |
| HENHMETAFILE | IntPtr |
| HFILE | IntPtr |
| HFONT | IntPtr |
| HGDIOBJ | IntPtr |
| HGLOBAL | IntPtr |
| HHOOK | IntPtr |
| HICON | IntPtr |
| HIMAGELIST | IntPtr |
| HIMC | IntPtr |
| HINSTANCE | IntPtr |
| HKEY | IntPtr |
| HLOCAL | IntPtr |
| HMENU | IntPtr |
| HMETAFILE | IntPtr |
| HMODULE | IntPtr |
| HMONITOR | IntPtr |
| HPALETTE | IntPtr |
| HPEN | IntPtr |
| HRGN | IntPtr |
| HRSRC | IntPtr |
| HSZ | IntPtr |
| HWINSTA | IntPtr |
| HWND | IntPtr |
| INT | Int32 |
| INT32 | Int32 |
| INT64 | Int64 |
| LONG | Int32 |
| LONG32 | Int32 |
| LONG64 | Int64 |
| LONGLONG | Int64 |
| LPARAM | IntPtr |
| LPBOOL | Int16[] |
| LPBYTE | UInt16[] |
| LPCOLORREF | UInt32[] |
| LPCSTR | String |
| LPCTSTR | String |
| LPCVOID | UInt32 |
| LPCWSTR | String |
| LPDWORD | UInt32 |
| LPHANDLE | UInt32 |
| LPINT | UInt32 |
| LPLONG | UInt32 |
| LPSTR | String |
| LPTSTR | String |
| LPVOID | UInt32 |
| LPWORD | UInt32[] |
| LPWSTR | String |
| LRESULT | IntPtr |
| PBOOL | Int16[] |
| PBOOLEAN | Int16[] |
| PBYTE | UInt16[] |
| PCHAR | Char[] |
| PCSTR | String |
| PCTSTR | String |
| PCWCH | UInt32 |
| PCWSTR | UInt32 |
| PDWORD | Int32[] |
| FPFLOAT | Float[] |
| PHANDLE | UInt32 |
| PHKEY | UInt32 |
| PINT | Int32[] |
| PLCID | UInt32 |
| PLONG | Int32[] |
| PLUID | Uint32 |
| PSHORT | Int16[] |
| PSTR | String |
| PTBYTE | Char[] |
| PTCHAR | Char[] |
| PTSTR | String |
| PUCHAR | Char[] |
| PUINT | UInt32[] |
| PULONG | UInt32[] |
| PUSHORT | UInt16[] |
| PVOID | UInt32 |
| PWCHAR | Char[] |
| PWORD | Int16[] |
| PWSTR | String |
| REGSAM | UInt32 |
| SC_HANDLE | IntPtr |
| SC_LOCK | IntPtr |
| SHORT | Int16 |
| SIZE_T | UInt32 |
| SSIZE | UInt32 |
| TBYTE | Char |
| TCHAR | Char |
| UCHAR | Byte |
| UINT | UInt32 |
| UINT32 | UInt32 |
| UINT64 | UInt64 |
| ULONG | UInt32 |
| ULONG32 | UInt32 |
| ULONG64 | UInt64 |
| ULONGLONG | UInt64 |
| USHORT | UInt16 |
| WORD | UInt16 |
| WPARAM | IntPtr |
Wtypes.h与C#数据类型对照表
| Wtypes.h中的非托管类型 | 非托管C语言类型 | 托管类名 | 位数 | |
| HANDLE | void* | IntPtr | 32 | |
| BYTE | unsigned char | Byte | 8 | |
| SHORT | short | Int16 | 16 | |
| WORD | unsigned short | UInt16 | 16 | |
| INT | int | Int32 | 32 | |
| UINT | unsigned int | UInt32 | 32 | |
| LONG | long | Int32 | 32 | |
| BOOL | long | Int32 | 32 | |
| DWORD | unsigned long | UInt32 | 32 | |
| ULONG | unsigned long | UInt32 | 32 | |
| CHAR | char | Char | ||
| LPSTR | char* | StringStringBuilder用ANSI修饰 | ||
| LPCSTR | Const char* | StringStringBuilder用ANSI修饰 | ||
| LPWSTR | wchar_t* | StringStringBuilder用ANSI修饰 | ||
| LPCWSTR | Constwchar_t* | StringStringBuilder用ANSI修饰 | ||
| FLOAT | Float | Single | 32 | |
| DOUBLE | Double | Double | 64 |