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run code in 300+ PHP versions simultaneously
<?php class foo { private $proxy; public function __construct(self $proxy = null) { $this->proxy = $proxy ?: $this; } public function getFoo() { extract(['this' => $this->proxy]); return $this->foo; } } class fooProxy extends foo { protected $proxy; private $foo; public function __construct($foo) { $this->foo = $foo; } public function __set($name, $value) { echo __FUNCTION__, "\n"; $this->$name = $value; } public function __get($name) { echo __FUNCTION__, "\n"; return $this->$name; } } $p = new fooProxy(123); echo $p->getFoo(); echo "\n";
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Fatal error: Uncaught Error: Cannot re-assign $this in /in/WBlGY:14 Stack trace: #0 /in/WBlGY(14): extract(Array) #1 /in/WBlGY(46): foo->getFoo() #2 {main} thrown in /in/WBlGY on line 14
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: Uncaught Error: Cannot re-assign $this in /in/WBlGY:14 Stack trace: #0 /in/WBlGY(14): extract(Array) #1 /in/WBlGY(46): foo->getFoo() #2 {main} thrown in /in/WBlGY on line 14
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20
__get 123
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228.7 ms | 402 KiB | 317 Q