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<?php function mimicking($obj, $exec){ return (function() use($exec){ return $exec(); })->bindTo($obj, $obj)(); } class A{ protected $stuff = 10; function test(){ return new class($this){ function __construct(A $s){ $this->s = $s; } function asd(){ return mimicking($this->s, function(){ return $this->s->stuff; }); } }; } } $x = new A; echo $x->test()->asd();
Output for 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Deprecated: Creation of dynamic property class@anonymous::$s is deprecated in /in/L6Q55 on line 14 Fatal error: Uncaught Error: Cannot access protected property A::$stuff in /in/L6Q55:18 Stack trace: #0 /in/L6Q55(5): class@anonymous->{closure}() #1 /in/L6Q55(6): A->{closure}() #2 /in/L6Q55(17): mimicking(Object(A), Object(Closure)) #3 /in/L6Q55(26): class@anonymous->asd() #4 {main} thrown in /in/L6Q55 on line 18
Process exited with code 255.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28
Fatal error: Uncaught Error: Cannot access protected property A::$stuff in /in/L6Q55:18 Stack trace: #0 /in/L6Q55(5): class@anonymous->{closure}() #1 /in/L6Q55(6): A->{closure}() #2 /in/L6Q55(19): mimicking(Object(A), Object(Closure)) #3 /in/L6Q55(26): class@anonymous->asd() #4 {main} thrown in /in/L6Q55 on line 18
Process exited with code 255.
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Parse error: syntax error, unexpected '->' (T_OBJECT_OPERATOR) in /in/L6Q55 on line 6
Process exited with code 255.
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