ดึงข้อความจาก PDF ใน C++

    void ExtractTextFromAllThePages() {

    std::clog << __func__ << ": Start" << std::endl;
    // String for path name
    String _dataDir("C:\\Samples\\Parsing\\");

    // String for file name
    String infilename("sample-4pages.pdf");
    String outfilename("extracted-text.txt");

    // Open document
    auto document = MakeObject<Document>(_dataDir + infilename);

    // Create TextAbsorber object to extract text
    auto textAbsorber = MakeObject<TextAbsorber>();
    // Accept the absorber for all the pages
    document->get_Pages()->Accept(textAbsorber);
    // Get the extracted text
    auto extractedText = textAbsorber->get_Text();

    System::IO::File::WriteAllText(_dataDir + outfilename, extractedText);
    std::clog << __func__ << ": Finish" << std::endl;
}