Reading from memory buffer
This example shows how to read an Excel spreadsheet from memory buffer.#include "libxl.h"
#include <iostream>
#include <fstream>
using namespace libxl;
int main()
{
std::fstream stream("input.xls", std::ios_base::in | std::ios_base::binary);
if(!stream)
{
std::cout << "file not found" << std::endl;
return 1;
}
stream.seekg(0, std::ios_base::end);
unsigned size = stream.tellg();
char* buf = new char[size];
stream.seekg(0, std::ios_base::beg);
stream.read(buf, size);
Book* book = xlCreateBook();
if(book->loadRaw(buf, size))
{
Sheet* sheet = book->getSheet(0);
std::wcout << sheet->name() << std::endl;
}
else
{
std::cout << book->errorMessage() << std::endl;
return 1;
}
delete[] buf;
return 0;
}