3v4l.org

run code in 300+ PHP versions simultaneously
<?php class C { public \stdClass $x; public function __construct() { $this->x = new \stdClass(); } public function foo() { print "->foo()\n"; var_export($this->x); } } class D extends C { public function __get($name) { print "\n"; print "__get($name)\n"; var_export($this->$name); } } $c = new D(); // $c->x = NULL; print "\$c->x\n"; var_export($c->x); print "\n\n"; print "\$c->x after unset()\n"; unset($c->x); var_export($c->x); print "\n\n"; $c->foo();
Output for 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
$c->x (object) array( ) $c->x after unset() __get(x) Fatal error: Uncaught Error: Typed property C::$x must not be accessed before initialization in /in/M1uX2:21 Stack trace: #0 /in/M1uX2(34): D->__get('x') #1 {main} thrown in /in/M1uX2 on line 21
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 $c->x (object) array( ) $c->x after unset() __get(x) Fatal error: Uncaught Error: Typed property C::$x must not be accessed before initialization in /in/M1uX2:21 Stack trace: #0 /in/M1uX2(34): D->__get('x') #1 {main} thrown in /in/M1uX2 on line 21
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33
Parse error: syntax error, unexpected '\' (T_NS_SEPARATOR), expecting function (T_FUNCTION) or const (T_CONST) in /in/M1uX2 on line 4
Process exited with code 255.
preferences:
154.22 ms | 402 KiB | 181 Q