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<?php class A { function f() { echo get_class($this); } } A::f(); ?>
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Fatal error: Uncaught Error: Non-static method A::f() cannot be called statically in /in/kntAV:6 Stack trace: #0 {main} thrown in /in/kntAV on line 6
Process exited with code 255.
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Fatal error: Uncaught Error: Non-static method A::f() cannot be called statically in /in/kntAV:6 Stack trace: #0 {main} thrown in /in/kntAV on line 6
Process exited with code 255.
Output for 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Deprecated: Non-static method A::f() should not be called statically in /in/kntAV on line 6 Fatal error: Uncaught Error: Using $this when not in object context in /in/kntAV:3 Stack trace: #0 /in/kntAV(6): A::f() #1 {main} thrown in /in/kntAV on line 3
Process exited with code 255.
Output for 7.3.32 - 7.3.33
Fatal error: Uncaught Error: Using $this when not in object context in /in/kntAV:3 Stack trace: #0 /in/kntAV(6): A::f() #1 {main} thrown in /in/kntAV on line 3
Process exited with code 255.
Output for 7.0.0 - 7.0.20
Deprecated: Non-static method A::f() should not be called statically in /in/kntAV on line 6 Notice: Undefined variable: this in /in/kntAV on line 3 A
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Strict Standards: Non-static method A::f() should not be called statically in /in/kntAV on line 6 Notice: Undefined variable: this in /in/kntAV on line 3 A

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