3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public function foo(B $b) { return $b->bar(); } } class B extends A { private function bar() { return 'OK'; } } echo (new A)->foo(new B);
Output for 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: Call to private method B::bar() from scope A in /in/VCLIO:5 Stack trace: #0 /in/VCLIO(15): A->foo(Object(B)) #1 {main} thrown in /in/VCLIO on line 5
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: Call to private method B::bar() from scope A in /in/VCLIO:5 Stack trace: #0 /in/VCLIO(15): A->foo(Object(B)) #1 {main} thrown in /in/VCLIO on line 5
Process exited with code 255.
Output for 7.0.0 - 7.0.24, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Fatal error: Uncaught Error: Call to private method B::bar() from context 'A' in /in/VCLIO:5 Stack trace: #0 /in/VCLIO(15): A->foo(Object(B)) #1 {main} thrown in /in/VCLIO on line 5
Process exited with code 255.

preferences:
205.14 ms | 403 KiB | 224 Q