1--TEST-- 2DOM classes are not serializable 3--EXTENSIONS-- 4dom 5--FILE-- 6<?php 7 8$doc = new DOMDocument(); 9$doc->loadXML('<root><node/></root>'); 10try { 11 serialize($doc); 12} catch (Exception $e) { 13 echo $e->getMessage(), "\n"; 14} 15 16$node = $doc->documentElement; 17try { 18 serialize($node); 19} catch (Exception $e) { 20 echo $e->getMessage(), "\n"; 21} 22 23$xpath = new DOMXPath($doc); 24try { 25 serialize($xpath); 26} catch (Exception $e) { 27 echo $e->getMessage(), "\n"; 28} 29 30$ns = $xpath->query('//namespace::*')->item(0); 31try { 32 serialize($ns); 33} catch (Exception $e) { 34 echo $e->getMessage(), "\n"; 35} 36 37?> 38--EXPECT-- 39Serialization of 'DOMDocument' is not allowed, unless serialization methods are implemented in a subclass 40Serialization of 'DOMElement' is not allowed, unless serialization methods are implemented in a subclass 41Serialization of 'DOMXPath' is not allowed 42Serialization of 'DOMNameSpaceNode' is not allowed, unless serialization methods are implemented in a subclass 43