PHP xml_set_external_entity_ref_handler() Function

Complete PHP XML Reference

Definition and Usage

The xml_set_external_entity_ref_handler() function specifies a function to be called when the parser finds an external entity in the XML document.

This function returns TRUE on success, or FALSE on failure.

Syntax

xml_set_external_entity_ref_handler(parser,handler)

The Function specified by the "handler" parameter must have five parameters:

Tips and Notes

Note: The handler parameter can also be an array containing an object reference and a method name.

Example

<?php

$parser=xml_parser_create();

function char($parser,$data)
  {
  echo $data;
  }

function ext_ent_handler($parser,$ent,$base,$sysID,$pubID)
  {
  echo "$ent<br />";
  echo "$sysID<br />";
  echo "$pubID<BR />";
  }

xml_set_character_data_handler($parser,"char");
xml_set_external_entity_ref_handler($parser, "ext_ent_handler");
$fp=fopen("test.xml","r");

while ($data=fread($fp,4096))
  {
  xml_parse($parser,$data,feof($fp)) or 
  die (sprintf("XML Error: %s at line %d", 
  xml_error_string(xml_get_error_code($parser)),
  xml_get_current_line_number($parser)));
  }

xml_parser_free($parser);

?>

Complete PHP XML Reference

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