2007.3.7--C++学习日记--MFC--ZeroMemory宏

The ZeroMemory macro fills a block of memory with zeros.
ZeroMemory宏用0来填充一块内存区域。

To avoid undesired effects of optimizing compilers, use the SecureZeroMemory function.
为了避免优化编译器的意外的影响，请使用SecureZeroMemory函数。
void ZeroMemory(
PVOID Destination,
SIZE_T Length
);
Parameters
参数：
Destination
[in] Pointer to the starting address of the block of memory to fill with zeros.
指向一块准备用0来填充的内存区域的开始地址。
Length
[in] Size of the block of memory to fill with zeros, in bytes.
准备用0来填充的内存区域的大小，按字节来计算。
Return Values
返回值：
This function has no return value.
这个函数没有返回值。
Remarks
备注：
This function is defined as the RtlZeroMemory macro. For more information, see Winbase.h and Winnt.h.
这个函数被定义为RtlZeroMemory宏。至于更多信息，请查看Winbase.h与Winnt.h这两个头文件。
Requirements
必要条件：Client: Requires Windows XP, Windows 2000 Professional, Windows NT Workstation, Windows Me, Windows 98, or Windows 95.
Server: Requires Windows Server 2003, Windows 2000 Server, or Windows NT Server.
Header: Declared in Winbase.h; include Windows.h.
See Also
请参阅Memory Management Overview, Memory Management Functions, CopyMemory, FillMemory, MoveMemory, SecureZeroMemory