C++ guid

百科：https://baike.baidu.com/item/GUID/3352285?fr=aladdin

// guid.cpp : 定义控制台应用程序的入口点。
//

#include "stdafx.h"
#include <objbase.h>
#include <stdio.h>

//生成GUID
const char* newGUID()
{
	static char buf[64] = { 0 };
	GUID guid;
	if (S_OK == ::CoCreateGuid(&guid))
	{
		sprintf_s(buf, "%08X-%04X-%04X-%02X%02X-%02X%02X%02X%02X%02X%02X",
			guid.Data1, guid.Data2, guid.Data3, guid.Data4[0], guid.Data4[1],
			guid.Data4[2], guid.Data4[3], guid.Data4[4], guid.Data4[5],
			guid.Data4[6], guid.Data4[7]);
	}
	return (const char*)buf;
}

int main(int argc,char* argv[])
{
	//--COM
	CoInitialize(NULL);
	printf(newGUID());
	printf("\n");
	CoUninitialize();
    return 0;
}

//85996634-E447-4F41-8A27-49A3CDCF5B7C
//9E6008FC-BB34-431A-A655-21E486AAFB9A

标签：guid,C++,char,include,Data4,02X%,GUID
来源： https://blog.csdn.net/qq_24127015/article/details/88975131