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<?php class Foo { function bar() { echo isset($this) ? 'Instance' : 'Class', "\n"; } } class Baz { function test() { Foo::bar(); } } // Take care: $baz = new Baz; $baz->test();
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 Error: Non-static method Foo::bar() cannot be called statically in /in/ceuu9:15 Stack trace: #0 /in/ceuu9(21): Baz->test() #1 {main} thrown in /in/ceuu9 on line 15
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Deprecated: Non-static method Foo::bar() should not be called statically in /in/ceuu9 on line 15 Class
Output for 7.3.32 - 7.3.33, 7.4.26
Class
Output for 5.6.0 - 5.6.28
Deprecated: Non-static method Foo::bar() should not be called statically, assuming $this from incompatible context in /in/ceuu9 on line 15 Instance
Output for 5.1.3 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.37
Strict Standards: Non-static method Foo::bar() should not be called statically, assuming $this from incompatible context in /in/ceuu9 on line 15 Instance
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.2
Instance

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