c-resources/CPlusPlus20ForProgrammers-m.../examples/libraries/rapidcsv/tests/ptest001.cpp

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2024-04-09 06:45:18 +00:00
// ptest001.cpp - file load and get data by column, row and cell
#include <rapidcsv.h>
#include "perftest.h"
#include "unittest.h"
int main()
{
int rv = 0;
try
{
perftest::Timer timer;
for (int i = 0; i < 10; ++i)
{
timer.Start();
rapidcsv::Document doc("../tests/msft.csv", rapidcsv::LabelParams(0, 0));
const std::vector<double>& column = doc.GetColumn<double>("Close");
const std::vector<double>& row = doc.GetRow<double>("2016-05-23");
const double cell = doc.GetCell<double>("Close", "2016-05-23");
timer.Stop();
// dummy usage of variables
(void) column;
(void) row;
(void) cell;
}
timer.ReportMedian();
}
catch (const std::exception& ex)
{
std::cout << ex.what() << std::endl;
rv = 1;
}
return rv;
}