Php/docs/example.xml-structure
XML 元素结构例程
第一个例程缩进显示文档中的开始元素结构。
Example #1 显示 XML 元素结构
<?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);?>
