XML Element Structure Example
XML Element Structure Example
XML Element Structure Example
This first example displays the structure of the
start elements in a document with indentation.
Example #1 Show XML Element Structure
<?php
$file = "data.xml";
$depth = array();
function
startElement($parser, $name, $attrs)
{
global $depth;
if (!isset(
$depth[$parser])) {
$depth[$parser] = 0;
}
for (
$i = 0; $i < $depth[$parser]; $i++) {
echo " ";
}
echo "$name\n";
$depth[$parser]++;
}
function
endElement($parser, $name)
{
global $depth;
$depth[$parser]--;
}
$xml_parser = xml_parser_create();
xml_set_element_handler($xml_parser, "startElement", "endElement");
if (!($fp = fopen($file, "r"))) {
die("could not open XML input");
}
while (
$data = fread($fp, 4096)) {
if (!xml_parse($xml_parser, $data, feof($fp))) {
die(sprintf("XML error: %s at line %d",
xml_error_string(xml_get_error_code($xml_parser)),
xml_get_current_line_number($xml_parser)));
}
}
xml_parser_free($xml_parser);
?>