3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php class MyElement extends DOMElement { public $id; public static $next = 0; function init() { $this->id = MyElement::$next++; echo "Initializing DOMElement #" . $this->id . ": " . $this->tagName . "\n"; return $this; } function __destruct() { echo "Destructing DOMElement #" . $this->id . ": " . $this->tagName . "\n"; } function info() { echo "Querying DOMElement #" . $this->id . ": " . $this->tagName . "\n"; } } function foo() { echo "Enter foo()\n"; $dom = new DOMDocument; $dom->registerNodeClass('DOMElement', 'MyElement'); $child = $dom->createElement('foo')->init(); $dom->appendChild($child); $dom->appendChild($dom->createElement('bar')->init()); echo "Leave foo()\n"; return [$dom, $child]; } function bar() { echo "Enter bar()\n"; list($d, $c) = foo(); $fooList = $d->getElementsByTagName('foo'); foreach ($fooList as $foo) { $foo->info(); } echo "Leave bar()\n"; } echo "Enter main()\n"; bar(); echo "Leave main()\n";
based on mOWif
Output for 5.4.0 - 7.2.0
Enter main() Enter bar() Enter foo() Initializing DOMElement #0: foo Initializing DOMElement #1: bar Destructing DOMElement #1: bar Leave foo() Querying DOMElement #0: foo Leave bar() Destructing DOMElement #0: foo Leave main()
Output for 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/T1JaE on line 33
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/T1JaE on line 33
Process exited with code 255.
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/T1JaE 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/T1JaE 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/T1JaE on line 4
Process exited with code 255.