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<?php class A { private static $x = 1; } class B extends A { function bar() { var_dump(static::$x); } }; class C extends A { function bar() { var_dump(A::$x); } }; $a = new B; $a->bar(); $b = new C; $b->bar();
Output for 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Fatal error: Uncaught Error: Cannot access private property B::$x in /in/lH4Ra:9 Stack trace: #0 /in/lH4Ra(21): B->bar() #1 {main} thrown in /in/lH4Ra on line 9
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
Fatal error: Uncaught Error: Cannot access property B::$x in /in/lH4Ra:9 Stack trace: #0 /in/lH4Ra(21): B->bar() #1 {main} thrown in /in/lH4Ra on line 9
Process exited with code 255.
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Fatal error: Cannot access property B::$x in /in/lH4Ra on line 9
Process exited with code 255.

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