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<?php interface I { public function foo(); } class C implements I { public function foo() {echo __CLASS__;} } var_dump (new C instanceof I); $c = new C; $c::foo();
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
bool(true) Fatal error: Uncaught Error: Non-static method C::foo() cannot be called statically in /in/pILGA:13 Stack trace: #0 {main} thrown in /in/pILGA on line 13
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 bool(true) Fatal error: Uncaught Error: Non-static method C::foo() cannot be called statically in /in/pILGA:13 Stack trace: #0 {main} thrown in /in/pILGA on line 13
Process exited with code 255.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
bool(true) Deprecated: Non-static method C::foo() should not be called statically in /in/pILGA on line 13 C
Output for 7.3.32 - 7.3.33
bool(true) C
Output for 5.6.0 - 5.6.40
bool(true) Strict Standards: Non-static method C::foo() should not be called statically in /in/pILGA on line 13 C

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