PHP xml_set_object() Function

xml_set_object(parser,object)

<?php
class XMLParser
{
var $xmlparser;

function XMLParser()
  {
  $this->xmlparser = xml_parser_create();
  xml_set_object($this->xmlparser, $this);
  xml_set_character_data_handler($this->xmlparser,"char");
  xml_set_element_handler($this->xmlparser, "start_tag","end_tag");
  }

function parse($data)
  {
  xml_parse($this->xmlparser, $data);
  }

function parse_File($xmlfile)
  {
  $fp = fopen($xmlfile, 'r');
  while ($xmldata = fread($fp, 4096))
    {
    if
    (!xml_parse($this->xmlparser, $xmldata))
      {
      //If error
      die( print "ERROR: "
      . xml_error_string(xml_get_error_code($this->xmlparser))
      . "<br />Line: "
      . xml_get_current_line_number($this->xmlparser)
      . "<br />Column: "
      . xml_get_current_column_number($this->xmlparser)
      . "<br />");
      }
    }
  }

function start_tag($xmlparser, $tag, $attributes)
  {
  print $tag . "<br />";
  }

function end_tag(){}

function char($xmlparser,$data)
  {
  echo $data . "<br />";
  }

function close_Parser()
  {
  xml_parser_free($this->xmlparser);
  }
}

$myxmlparser = new XMLParser();
$myxmlparser->parse_File("test.xml");
$myxmlparser->close_parser();
?>