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run code in 150+ php & hhvm versions
Bugs & Features
<?php class MyXML extends SimpleXMLElement { public function firstChild() { $children = $this->children(); foreach ($children as $child) break; return $child; } public function keyHasTwins($key) { if (isset($this->$key)) return (count($this->$key)>1); else return false; } public function hasChildren() { return (bool)count($this->children()); } } $s = '<?xml version="1.0" encoding="utf-8" standalone="yes" ?>'. '<request>'. ' <body>'. ' <rows>'. ' <row id="1"/>'. ' <row id="2"/>'. ' <row id="3"/>'. ' <row2 ver="2.0">test data</row2>'. ' <row2 ver="2.1">test data 2</row2>'. ' <row3 ver="3.0">'. ' <test inherit="yes">data</test>'. ' </row3>'. ' </rows>'. ' </body>'. '</request>'; $obj = new MyXML($s); $rows = $obj->firstChild()->firstChild()->row2; var_dump($rows, $rows->hasChildren());
Output for 5.4.0 - 5.6.28, 7.0.0 - 7.1.0
object(MyXML)#4 (3) { ["@attributes"]=> array(1) { ["ver"]=> string(3) "2.0" } [0]=> string(9) "test data" [1]=> string(11) "test data 2" } bool(false)
Output for hhvm-3.10.0 - 3.12.0
object(MyXML)#8 (3) { ["@attributes"]=> array(1) { ["ver"]=> string(3) "2.0" } [0]=> string(9) "test data" [1]=> string(11) "test data 2" } bool(false)
Output for 5.1.2 - 5.3.29
object(MyXML)#4 (2) { ["@attributes"]=> array(1) { ["ver"]=> string(3) "2.0" } [0]=> string(9) "test data" } bool(false)
Output for 5.0.0 - 5.1.1
object(MyXML)#4 (1) { [0]=> string(9) "test data" } bool(true)
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/gb6NY on line 4
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_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/gb6NY on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/gb6NY on line 4
Process exited with code 255.