xlnt/samples/sample2.cpp

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2015-10-14 12:41:04 +08:00
#include <iostream>
#include <xlnt/xlnt.hpp>
/// <summary>
/// Make 3 sheets containing 10,000 cells with unique numeric values.
/// </summary>
int main()
{
// create the workbook
xlnt::workbook workbook;
// workbooks have a single sheet called "Sheet" initially so let's get rid of it
workbook.clear();
for(int i = 0; i < 3; i++)
{
// the title will be "Sample2-1", "Sample2-2", or "Sample2-3"
// if we don't specify a title, these would be "Sheet#" where
// # is the lowest number that doesn't have a corresponding sheet yet.
auto sheet = workbook.create_sheet("Sample2-" + std::to_string(i));
for(int row = 1; row < 101; row++)
{
for(int column = 1; column < 101; column++)
{
// Since we can't overload subscript to accept both number,
// create a cell_reference which "points" to the current cell.
xlnt::cell_reference ref(column, row);
// This is important!
// The cell class is really just a wrapper around a pointer.
// For this reason, we can store them by value and still modify
// the data in the containing worksheet.
auto cell = sheet[ref];
// set_value has overloads for many types such as strings and ints
cell.set_value(row * 100 + column);
}
}
}
// This will be written to the current directory.
workbook.save("sample2.xlsx");
}