PHP用SAX解析XML
<?php
2 $g_books = array();
3 $g_elem = null;
4
5 function startElement( $parser, $name, $attrs )
6 {
7 global $g_books, $g_elem;
8 if ( $name == 'BOOK' ) $g_books []= array();
9 $g_elem = $name;
10 }
11
12 function endElement( $parser, $name )
13 {
14 global $g_elem;
15 $g_elem = null;
16 }
17
18 function textData( $parser, $text )
19 {
20 global $g_books, $g_elem;
21 if ( $g_elem == 'AUTHOR' ||
22 $g_elem == 'PUBLISHER' ||
23 $g_elem == 'TITLE' )
24 {
25 $g_books[ count( $g_books ) - 1 ][ $g_elem ] = $text;
26 }
27 }
28
29 $parser = xml_parser_create();
30
31 xml_set_element_handler( $parser, "startElement", "endElement" );
32 xml_set_character_data_handler( $parser, "textData" );
33
34 $f = fopen( 'books.xml', 'r' );
35
36 while( $data = fread( $f, 4096 ) )
37 {
38 xml_parse( $parser, $data );
39 }
40
41 xml_parser_free( $parser );
42
43 foreach( $g_books as $book )
44 {
45 echo $book['TITLE']." - ".$book['AUTHOR']." - ";
46 echo $book['PUBLISHER']."\n";
47 }
48 ?>