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<?php $obj = (object) [ 'a' => function(){ return 1; }, 'b' => (object) [ 'ba' => function(){ return 2; }, 'bb' => (object) [ 'bba' => function(){ return 3; } ] ] ]; $obj->a->call(); $obj->b->ba->call(); $obj->b->bb->bba->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
Fatal error: Uncaught ArgumentCountError: Closure::call() expects at least 1 argument, 0 given in /in/aIKR7:12 Stack trace: #0 /in/aIKR7(12): Closure->call() #1 {main} thrown in /in/aIKR7 on line 12
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Warning: Closure::call() expects at least 1 parameter, 0 given in /in/aIKR7 on line 12 Warning: Closure::call() expects at least 1 parameter, 0 given in /in/aIKR7 on line 13 Warning: Closure::call() expects at least 1 parameter, 0 given in /in/aIKR7 on line 14
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Fatal error: Call to undefined method Closure::call() in /in/aIKR7 on line 12
Process exited with code 255.

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