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<?php class Foo { function bar() { echo isset($this) ? 'Instance' : 'Class', "\n"; } } // OK: Foo::bar(); class Baz { function test() { Foo::bar(); } } // Take care: $baz = new Baz; $baz->test();
Output for 8.0.0 - 8.0.19, 8.1.0 - 8.1.6
Fatal error: Uncaught Error: Non-static method Foo::bar() cannot be called statically in /in/m3Iuc:11 Stack trace: #0 {main} thrown in /in/m3Iuc on line 11
Process exited with code 255.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.31, 7.4.0 - 7.4.29
Deprecated: Non-static method Foo::bar() should not be called statically in /in/m3Iuc on line 11 Class Deprecated: Non-static method Foo::bar() should not be called statically in /in/m3Iuc on line 16 Class
Output for 7.3.32 - 7.3.33
Class Class
Output for 5.6.0 - 5.6.40
Strict Standards: Non-static method Foo::bar() should not be called statically in /in/m3Iuc on line 11 Class Deprecated: Non-static method Foo::bar() should not be called statically, assuming $this from incompatible context in /in/m3Iuc on line 16 Instance
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38
Strict Standards: Non-static method Foo::bar() should not be called statically in /in/m3Iuc on line 11 Class Strict Standards: Non-static method Foo::bar() should not be called statically, assuming $this from incompatible context in /in/m3Iuc on line 16 Instance
Output for 5.0.0 - 5.0.5
Strict Standards: Non-static method Foo::bar() should not be called statically in /in/m3Iuc on line 11 Class Instance
Output for 4.4.9
Class Instance

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