GetSystemInfo 和 GlobalMemoryStatus获取系统信息，内存信息

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// GetSystemInfo.cpp : 定义控制台应用程序的入口点。 //   #include "stdafx.h" #include <iostream> #include <windows.h> #include <iomanip> using namespace std; int main() {     SYSTEM_INFO systemInfo;     GetSystemInfo(&systemInfo);     cout << setw(20) << "处理器掩码: " << systemInfo.dwActiveProcessorMask << endl         << setw(20) << "处理器个数: " << systemInfo.dwNumberOfProcessors << endl         << setw(20) << "处理器分页大小: " << systemInfo.dwPageSize << endl         << setw(20) << "处理器类型: " << systemInfo.dwProcessorType << endl         << setw(20) << "最大寻址单元: " << systemInfo.lpMaximumApplicationAddress << endl         << setw(20) << "最小寻址单元: " << systemInfo.lpMinimumApplicationAddress << endl         << setw(20) << "处理器等级: " << systemInfo.wProcessorLevel << endl         << setw(20) << "处理器版本: " << systemInfo.wProcessorRevision << endl;     return 0; }

　　

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// GlobalMemoryStatus.cpp : 定义控制台应用程序的入口点。 //   #include "stdafx.h" #include <Windows.h> #include <iostream> using namespace std;     int main() {     MEMORYSTATUS ms;     //记录内容空间信息的结构体变量     GlobalMemoryStatus(&ms);//调用GlobalMemoryStatus()函数获取内存信息     cout << "total physical mem:" << (float)ms.dwTotalPhys / 1024 / 1024 << "MB" << endl;    //总的物理内存大小     cout << "used physical mem:" << (float)(ms.dwTotalPhys - ms.dwAvailPhys) / 1024 / 1024 << "MB" << endl;  //已用物理内存大小     cout << "avilible physical mem:" << (float)ms.dwAvailPhys / 1024 / 1024 << "MB" << endl;     //可用物理内存大小     cout << endl;     cout << "total Virtual mem:" << (float)ms.dwTotalVirtual / 1024 / 1024 << "MB" << endl;  //总的虚拟内存大小     cout << "used Virtual mem:" << (float)(ms.dwTotalVirtual - ms.dwAvailVirtual) / 1024 / 1024 << "MB" << endl;   //已用虚拟内存大小     cout << "avilible Virtual mem:" << (float)ms.dwAvailVirtual / 1024 / 1024 << "MB" << endl;   //可用虚拟内存大小     return 0; }