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 ;
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 );
?> © 2005-2008 BlaBla.cn 版权所有