example of using xml parser in php: expat

PHP Resource

http://www.w3schools.com/php/default.asp

<?php

//Initialize the XML parser

$parser=xml_parser_create();

//Function to use at the start of an element

function start($parser,$element_name,$element_attrs)

{

switch($element_name)

{

case "NOTE":

echo "-- Note --<br />";

break;

case "TO":

echo "To: ";

break;

case "FROM":

echo "From: ";

break;

case "HEADING":

echo "Heading: ";

break;

case "BODY":

echo "Message: ";

}

}

//Function to use at the end of an element

function stop($parser,$element_name)

{

echo "<br />";

}

//Function to use when finding character data

function char($parser,$data)

{

echo $data;

}

//Specify element handler

xml_set_element_handler($parser,"start","stop");

//Specify data handler

xml_set_character_data_handler($parser,"char");

//Open XML file

$fp=fopen("test.xml","r");

//Read data

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)));

}

//Free the XML parser

xml_parser_free($parser);

?>