将資料導出到Excel(.csv)表格中
#include <string>
#include <fstream>
using namespace std;
void TestFileOut()
{
OPENFILENAME ofn = { 0 };
ofn.lStructSize = sizeof(OPENFILENAME);
TCHAR strFileName[MAX_PATH] = { 0 };
ofn.lpstrFile = strFileName;
ofn.nMaxFile = MAX_PATH;
ofn.lpstrFilter = L".csv";
ofn.hwndOwner = GetHWND();
ofn.lpstrDefExt = L"csv";
ofn.Flags = OFN_PATHMUSTEXIST | OFN_HIDEREADONLY | OFN_OVERWRITEPROMPT;
if (::GetSaveFileName(&ofn))
{
//TCHAR轉string
int iLen = WideCharToMultiByte(CP_ACP, 0, strFileName, -1, NULL, 0, NULL, NULL);
char* chRtn = new char[iLen * sizeof(char)];
WideCharToMultiByte(CP_ACP, 0, strFileName, -1, chRtn, iLen, NULL, NULL);
std::string str(chRtn);
//檔案操作
ofstream ofs;
ofs.open(str.c_str(), ios::out | ios::trunc);
ofs << "使用者編号" << "," << "使用者姓名" << "," << "操作對象" << "," << "操作類型" << "," << "操作時間" << endl;
//string userId, userName, Obj, Type, Time;
for (int i=0;i<5;i++)
{
ofs << "123" << "," << "馬雲" << "," << "錘子" << "," << "支付寶" << "," << "2017" << endl;
}
ofs.close();
}
}