3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php /** * The only reliable way of determining if a child exists * in SimpleXMLElement is to use count(). All other methods * do not work reliably in global or local NS. */ if(!class_exists('SimpleXMLElement')) die("Bonkers"); $xml = new SimpleXMLElement('<xml xmlns:abstract="urn:my.org:abstract"><abstract:node>foo</abstract:node><bar>123</bar></xml>'); var_dump($xml->node); var_dump(gettype($xml->node)); var_dump(isset($xml->node)); var_dump(empty($xml->node)); var_dump(is_null($xml->node)); var_dump(count($xml->node)); var_dump(count($xml->node->children())); echo "----------------------\n"; var_dump(gettype($xml->bar)); var_dump(isset($xml->bar)); var_dump(empty($xml->bar)); var_dump(is_null($xml->bar)); var_dump(count($xml->bar)); var_dump(count($xml->bar->children())); echo "----------------------\n"; var_dump(gettype($xml->children('abstract',true)->node)); var_dump(isset($xml->children('abstract',true)->node)); var_dump(empty($xml->children('abstract',true)->node)); var_dump(is_null($xml->children('abstract',true)->node)); var_dump(count($xml->children('abstract',true)->node)); var_dump(count($xml->children('abstract',true)->node->children())); echo "----------------------\n"; var_dump(gettype($xml->children('abstract',true)->bar)); var_dump(isset($xml->children('abstract',true)->bar)); var_dump(empty($xml->children('abstract',true)->bar)); var_dump(is_null($xml->children('abstract',true)->bar)); var_dump(count($xml->children('abstract',true)->bar)); var_dump(count($xml->children('abstract',true)->bar->children()));
Output for 7.0.14 - 7.1.0
object(SimpleXMLElement)#2 (0) { } string(6) "object" bool(false) bool(true) bool(false) int(0) Warning: count(): Node no longer exists in /in/GFCY2 on line 16 int(0) ---------------------- string(6) "object" bool(true) bool(false) bool(false) int(1) int(0) ---------------------- string(6) "object" bool(true) bool(false) bool(false) int(1) int(0) ---------------------- string(6) "object" bool(false) bool(true) bool(false) int(0) Warning: count(): Node no longer exists in /in/GFCY2 on line 37 int(0)
Output for 5.2.0 - 5.6.28, 7.0.0 - 7.0.10
object(SimpleXMLElement)#2 (0) { } string(6) "object" bool(true) bool(false) bool(false) int(0) Warning: count(): Node no longer exists in /in/GFCY2 on line 16 int(0) ---------------------- string(6) "object" bool(true) bool(false) bool(false) int(1) int(0) ---------------------- string(6) "object" bool(true) bool(false) bool(false) int(1) int(0) ---------------------- string(6) "object" bool(true) bool(false) bool(false) int(0) Warning: count(): Node no longer exists in /in/GFCY2 on line 37 int(0)
Output for hhvm-3.10.0 - 3.12.0
object(SimpleXMLElement)#2 (0) { } string(6) "object" bool(true) bool(false) bool(false) int(0) int(0) ---------------------- string(6) "object" bool(true) bool(false) bool(false) int(1) int(0) ---------------------- string(6) "object" bool(true) bool(false) bool(false) int(1) int(0) ---------------------- string(6) "object" bool(true) bool(false) bool(false) int(0) int(0)
Output for 5.1.2 - 5.1.6
object(SimpleXMLElement)#2 (0) { } string(6) "object" bool(true) bool(false) bool(false) int(0) Warning: count(): Node no longer exists in /in/GFCY2 on line 16 int(0) ---------------------- string(6) "object" bool(true) bool(false) bool(false) int(1) int(0) ---------------------- Warning: SimpleXMLElement::children() expects at most 1 parameter, 2 given in /in/GFCY2 on line 25 Notice: Trying to get property of non-object in /in/GFCY2 on line 25 string(4) "NULL" Warning: SimpleXMLElement::children() expects at most 1 parameter, 2 given in /in/GFCY2 on line 26 bool(false) Warning: SimpleXMLElement::children() expects at most 1 parameter, 2 given in /in/GFCY2 on line 27 bool(true) Warning: SimpleXMLElement::children() expects at most 1 parameter, 2 given in /in/GFCY2 on line 28 Notice: Trying to get property of non-object in /in/GFCY2 on line 28 bool(true) Warning: SimpleXMLElement::children() expects at most 1 parameter, 2 given in /in/GFCY2 on line 29 Notice: Trying to get property of non-object in /in/GFCY2 on line 29 int(0) Warning: SimpleXMLElement::children() expects at most 1 parameter, 2 given in /in/GFCY2 on line 30 Notice: Trying to get property of non-object in /in/GFCY2 on line 30 Fatal error: Call to a member function children() on a non-object in /in/GFCY2 on line 30
Process exited with code 255.
Output for 5.0.0 - 5.1.1
object(SimpleXMLElement)#2 (0) { } string(6) "object" bool(true) bool(false) bool(false) int(1) int(1) ---------------------- string(6) "object" bool(true) bool(false) bool(false) int(1) int(1) ---------------------- Warning: SimpleXMLElement::children() expects at most 1 parameter, 2 given in /in/GFCY2 on line 25 Notice: Trying to get property of non-object in /in/GFCY2 on line 25 string(4) "NULL" Warning: SimpleXMLElement::children() expects at most 1 parameter, 2 given in /in/GFCY2 on line 26 bool(false) Warning: SimpleXMLElement::children() expects at most 1 parameter, 2 given in /in/GFCY2 on line 27 bool(true) Warning: SimpleXMLElement::children() expects at most 1 parameter, 2 given in /in/GFCY2 on line 28 Notice: Trying to get property of non-object in /in/GFCY2 on line 28 bool(true) Warning: SimpleXMLElement::children() expects at most 1 parameter, 2 given in /in/GFCY2 on line 29 Notice: Trying to get property of non-object in /in/GFCY2 on line 29 int(0) Warning: SimpleXMLElement::children() expects at most 1 parameter, 2 given in /in/GFCY2 on line 30 Notice: Trying to get property of non-object in /in/GFCY2 on line 30 Fatal error: Call to a member function children() on a non-object in /in/GFCY2 on line 30
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_OBJECT_OPERATOR in /in/GFCY2 on line 25
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_OBJECT_OPERATOR in /in/GFCY2 on line 25
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/GFCY2 on line 25
Process exited with code 255.