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<?php $f = function(){ echo 'blee'; }; $f->__invoke(); $f(); $f->call();
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
bleeblee Fatal error: Uncaught ArgumentCountError: Closure::call() expects at least 1 argument, 0 given in /in/FjTbU:6 Stack trace: #0 /in/FjTbU(6): Closure->call() #1 {main} thrown in /in/FjTbU on line 6
Process exited with code 255.
Output for 7.0.0 - 7.0.31, 7.1.0 - 7.1.23, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33
bleeblee Warning: Closure::call() expects at least 1 parameter, 0 given in /in/FjTbU on line 6
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.38
bleeblee Fatal error: Call to undefined method Closure::call() in /in/FjTbU on line 6
Process exited with code 255.

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