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<?php trait AbstractTrait { abstract public function selfReturner() : self; } trait ConcreteTrait { public function selfReturner() : self { return $this; } } class Test { use AbstractTrait; use ConcreteTrait; }
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
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
Output for 7.4.0 - 7.4.33
Fatal error: Declaration of ConcreteTrait::selfReturner(): ConcreteTrait must be compatible with AbstractTrait::selfReturner(): AbstractTrait in /in/Go6WO on line 8
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33
Fatal error: Declaration of ConcreteTrait::selfReturner(): ConcreteTrait must be compatible with AbstractTrait::selfReturner(): AbstractTrait in /in/Go6WO on line 13
Process exited with code 255.
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156.34 ms | 402 KiB | 181 Q