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PHP xml_set_character_data_handler() Function


< Complete PHP XML Reference

Definition and Usage

The xml_set_character_data_handler() function sets the character data handler for the XML parser.

This function specifies what function to be called when the parser finds character data in the XML file.

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

Syntax

xml_set_character_data_handler(parser,handler)

Parameter Description
parser Required. Specifies XML parser to use
handler Required. Specifies a function to be used as an event handler

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

Parameter Description
parser Required. Specifies a variable containing the XML parser calling the handler
data Required. Specifies a variable containing the character data from the XML file as a string

Tips and Notes

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


Example

XML File

<?xml version="1.0" encoding="UTF-8"?>
<note>
<to>Tove</to>
<from>Jani</from>
<heading>Reminder</heading>
<body>Don't forget me this weekend!</body>
</note>

PHP Code

<?php
$parser=xml_parser_create();

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

xml_set_character_data_handler($parser,"char");
$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);
?>

The output of the code above will be:

Tove Jani Reminder Don't forget me this weekend!

< Complete PHP XML Reference