1st Variety

#include "xhtml_doc.h"
#include <iostream>
#include <sstream>

void appearance(const char ch, Xport::xhtml_entity_appearance app);

int main(int argc, char* argv[])
{
  using namespace Xport;

  parser prsr(std::cin);

  // determine the entity appearance of some of the default entities
  appearance('<', prsr.entity_appearance(60));
  appearance('>', prsr.entity_appearance(62));
  appearance('&', prsr.entity_appearance(38));

  return 0;
}


void appearance(const char ch, Xport::xhtml_entity_appearance app)
{
  std::cout << "The appearance of " << std::string(1, ch) << " is ";
  switch (app)
  {
  case Xport::character_entity:
    std::cout << "character entity.\n";
    break;
  case Xport::numeric_entity:
    std::cout << "numeric entity.\n";
    break;
  case Xport::named_entity:
    std::cout << "named entity.\n";
  }
}
  

2nd Variety

#include "xhtml_doc.h"
#include <iostream>
#include <sstream>

int main(int argc, char* argv[])
{
  using namespace Xport;

  document doc(root_doc);
  markup::iterator it = doc.body()->insert(element(p));

  *it << "The following character is a greater character: >";

  // write the document to an output stream
  std::ostringstream ostr;
  formatter fmtr1(ostr);
  fmtr1 << doc;

  // parse the stream
  std::istringstream input(ostr.str());
  parser prsr(input);

  doc.clear();
  formatter fmtr2(std::cout);

  // parse the input
  doc.parse(prsr);
  std::cout << "Parsed output from an unmodified parser.\n\n";
  fmtr2 << doc;
  std::cout << "\n\n\n";

  // turn on the entity conversion option
  prsr.option(convert_entities, true);

  // change the appearance of the greater character entity to numeric
  prsr.entity_appearance(62, numeric_entity);

  doc.clear();
  doc.parse(prsr);

  std::cout << "Parsed output after adding tm entity to parser, specifying numeric entity.\n\n";
  fmtr2 << doc;
  std::cout << "\n\n\n";

  // now change the appearance of the greater character to named 
  prsr.entity_appearance(62, named_entity);

  doc.clear();
  doc.parse(prsr);

  std::cout << "Parsed output after adding tm entity to parser, specifying named entity.\n\n";
  fmtr2 << doc;
  std::cout << "\n\n\n";

  return 0;
}