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run code in 200+ php & hhvm versions
Bugs & Features
<?php class Foo { public $callable; } class Bar { public function __invoke() { echo 'DO IT'; } } $foo = new Foo; $foo->callable = [Bar::class, '__invoke']; ($foo->callable)();
based on ImKbv
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught Error: Non-static method Bar::__invoke() cannot be called statically in /in/FQpuZ:18 Stack trace: #0 {main} thrown in /in/FQpuZ on line 18
Process exited with code 255.
Output for 5.5.24 - 5.6.28
Parse error: syntax error, unexpected '(' in /in/FQpuZ on line 18
Process exited with code 255.
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected 'class' (T_CLASS), expecting identifier (T_STRING) or variable (T_VARIABLE) or '{' or '$' in /in/FQpuZ on line 17
Process exited with code 255.
Output for 5.3.19 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/FQpuZ on line 17
Process exited with code 255.