Online PHP editor | output for 2LV7f

<?php var_dump(("" =='')); var_dump(("" ==='')); var_dump((" " ==' ')); var_dump((" " ===' ')); die; $string = <<<XML <?xml version="1.0" encoding="UTF-8"?> <datapacket packet_type="send_data" version="3.15.3.15" level="1" reg_number="705" ogrn="1027808757899" mac_address="50:46:5D:4E:F7:06" comp_name="k415-1" interval_end_date="2015-03-26 14:12:53"> <teachers> <teacher teacher_id="705000000208" fio="Яловенко Любовь Николаевна" uid=""/> <teacher teacher_id="705000000211" fio="Шкарубо Людмила Ивановна" uid=""/> <teacher teacher_id="705000000214" fio="Шибаева Оксана Викторовна" uid=""/> <teacher_delete teacher_id="705000000214" fio="Шибаева Оксана Викторовна" uid=""/> <teacher_delete teacher_id="705000000214" fio="Шибаева Оксана Викторовна" uid=""/> </teachers> <last_marks> <last_mark last_mark_id="705000111240"/> <last_mark last_mark_id="705000111240"/> <last_mark_deleted last_mark_id="705000111240"/> <last_mark_deleted last_mark_id="705000144740"/> <last_mark_deleted last_mark_id="705000200530"/> </last_marks> </datapacket> XML; $xml = simplexml_load_string($string); foreach($xml->children()->children() as $nodeName => $child) { var_dump($child); $child = $child->attributes(); var_dump($child); $child = $child['@attributes']; var_dump($child); die; } die; $xml = new SimpleXMLElement($string); $result = $xml->xpath('teachers'); var_dump($result); die; while(list( , $node) = each($result)) { echo '/teachers: ',$node,"\n"; } /* Относительные пути также работают... */ $result = $xml->xpath('b/c'); while(list( , $node) = each($result)) { echo 'b/c: ',$node,"\n"; } ?>