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<?php class A { private $messageA = "A::bar()\n"; public function bar() { print($this->messageA); C::f(); } } class B extends A { public function foo() { print("B::foo()\n"); A::bar(); } } class C extends B { private $messageC = "C::f()\n"; public function f() { print($this->messageC); } } $obj = new B; $obj->foo();
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
B::foo() A::bar() Fatal error: Uncaught Error: Non-static method C::f() cannot be called statically in /in/sY5AL:7 Stack trace: #0 /in/sY5AL(14): A->bar() #1 /in/sY5AL(26): B->foo() #2 {main} thrown in /in/sY5AL on line 7
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.16 - 7.3.31, 7.4.0 - 7.4.33
B::foo() A::bar() Deprecated: Non-static method C::f() should not be called statically in /in/sY5AL on line 7 Fatal error: Uncaught Error: Using $this when not in object context in /in/sY5AL:21 Stack trace: #0 /in/sY5AL(7): C::f() #1 /in/sY5AL(14): A->bar() #2 /in/sY5AL(26): B->foo() #3 {main} thrown in /in/sY5AL on line 21
Process exited with code 255.
Output for 7.3.32 - 7.3.33
B::foo() A::bar() Fatal error: Uncaught Error: Using $this when not in object context in /in/sY5AL:21 Stack trace: #0 /in/sY5AL(7): C::f() #1 /in/sY5AL(14): A->bar() #2 /in/sY5AL(26): B->foo() #3 {main} thrown in /in/sY5AL on line 21
Process exited with code 255.
Output for 5.6.8 - 5.6.28
B::foo() A::bar() Deprecated: Non-static method C::f() should not be called statically, assuming $this from incompatible context in /in/sY5AL on line 7 Notice: Undefined property: B::$messageC in /in/sY5AL on line 21
Output for 5.2.6 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35
B::foo() A::bar() Strict Standards: Non-static method C::f() should not be called statically, assuming $this from incompatible context in /in/sY5AL on line 7 Notice: Undefined property: B::$messageC in /in/sY5AL on line 21
Output for 5.1.3 - 5.1.6, 5.2.0 - 5.2.5
B::foo() A::bar() Strict Standards: Non-static method C::f() should not be called statically, assuming $this from incompatible context in /in/sY5AL on line 7 Notice: Undefined property: B::$messageC in /in/sY5AL on line 21
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.2
B::foo() A::bar() Notice: Undefined property: B::$messageC in /in/sY5AL on line 21
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/sY5AL on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/sY5AL on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/sY5AL on line 4
Process exited with code 255.

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