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run code in 300+ PHP versions simultaneously
<?php class MyText extends DOMText { public $id; public static $next = 0; function __construct($text) { parent::__construct($text); $this->id = MyText::$next++; echo "Constructing DOMText #" . $this->id . ": " . $this->wholeText . "\n"; } function __destruct() { echo "Destructing DOMText #" . $this->id . ": " . $this->wholeText . "\n"; } } class MyElement extends DOMElement { public $id; public static $next = 0; function __construct($name) { parent::__construct($name); $this->id = MyText::$next++; echo "Constructing DOMElement #" . $this->id . ": " . $this->tagName . "\n"; } 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"; $doc = new DOMDocument; $dom->registerNodeClass('DOMText', 'MyText'); $dom->registerNodeClass('DOMElement', 'MyElement'); $dom->appendChild($dom->createElement('foo')); $dom->appendChild($dom->createElement('bar')); echo "Leave foo()\n"; return $dom; } function bar() { echo "Enter bar()\n"; $d = foo(); $fooList = $d->getElementsByTagName('foo'); foreach ($fooList as $foo) { $foo->info(); } echo "Leave bar()\n"; } echo "Enter main()\n"; bar(); echo "Leave main()\n";
Output for 8.3.0 - 8.3.4, 8.3.6
Fatal error: Type of MyElement::$id must be string (as in class DOMElement) in /in/qmr52 on line 17
Process exited with code 255.
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Fatal error: Type of MyElement::$id must be string (as in class DOMElement) in /in/qmr52 on line 17
Process exited with code 255.
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18
Enter main() Enter bar() Enter foo() Warning: Undefined variable $dom in /in/qmr52 on line 38 Fatal error: Uncaught Error: Call to a member function registerNodeClass() on null in /in/qmr52:38 Stack trace: #0 /in/qmr52(50): foo() #1 /in/qmr52(60): bar() #2 {main} thrown in /in/qmr52 on line 38
Process exited with code 255.
Output for 7.0.5 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Enter main() Enter bar() Enter foo() Notice: Undefined variable: dom in /in/qmr52 on line 38 Fatal error: Uncaught Error: Call to a member function registerNodeClass() on null in /in/qmr52:38 Stack trace: #0 /in/qmr52(50): foo() #1 /in/qmr52(60): bar() #2 {main} thrown in /in/qmr52 on line 38
Process exited with code 255.
Output for 7.3.32 - 7.3.33
Enter main() Enter bar() Enter foo() Fatal error: Uncaught Error: Call to a member function registerNodeClass() on null in /in/qmr52:38 Stack trace: #0 /in/qmr52(50): foo() #1 /in/qmr52(60): bar() #2 {main} thrown in /in/qmr52 on line 38
Process exited with code 255.
Output for 7.0.0 - 7.0.4
Enter main() Enter bar() Enter foo() Notice: Undefined variable: dom in /in/qmr52 on line 38 Fatal error: Uncaught Error: Call to a member function registerNodeClass() on unknown in /in/qmr52:38 Stack trace: #0 /in/qmr52(50): foo() #1 /in/qmr52(60): bar() #2 {main} thrown in /in/qmr52 on line 38
Process exited with code 255.
Output for 5.6.8 - 5.6.28
Enter main() Enter bar() Enter foo() Notice: Undefined variable: dom in /in/qmr52 on line 38 Fatal error: Call to a member function registerNodeClass() on null in /in/qmr52 on line 38
Process exited with code 255.
Output for 5.0.4 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35
Enter main() Enter bar() Enter foo() Notice: Undefined variable: dom in /in/qmr52 on line 38 Fatal error: Call to a member function registerNodeClass() on a non-object in /in/qmr52 on line 38
Process exited with code 255.
Output for 5.0.0 - 5.0.3
Enter main() Enter bar() Enter foo() Notice: Undefined variable: dom in /in/qmr52 on line 38 Fatal error: Call to a member function registerNodeClass() on a non-object in /in/qmr52 on line 38
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/qmr52 on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/qmr52 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/qmr52 on line 4
Process exited with code 255.
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