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<?php interface Asd { public function qwerty(int $q): array; } class Qwertyasd implements Asd { public function qwerty(int $q): array { return 123; } } (new Qwertyasd)->qwerty(25);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Fatal error: Uncaught TypeError: Qwertyasd::qwerty(): Return value must be of type array, int returned in /in/QGGt4:12 Stack trace: #0 /in/QGGt4(16): Qwertyasd->qwerty(25) #1 {main} thrown in /in/QGGt4 on line 12
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 TypeError: Qwertyasd::qwerty(): Return value must be of type array, int returned in /in/QGGt4:12 Stack trace: #0 /in/QGGt4(16): Qwertyasd->qwerty(25) #1 {main} thrown in /in/QGGt4 on line 12
Process exited with code 255.
Output for 7.3.16 - 7.3.33, 7.4.0 - 7.4.33
Fatal error: Uncaught TypeError: Return value of Qwertyasd::qwerty() must be of the type array, int returned in /in/QGGt4:12 Stack trace: #0 /in/QGGt4(16): Qwertyasd->qwerty(25) #1 {main} thrown in /in/QGGt4 on line 12
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33
Fatal error: Uncaught TypeError: Return value of Qwertyasd::qwerty() must be of the type array, integer returned in /in/QGGt4:12 Stack trace: #0 /in/QGGt4(16): Qwertyasd->qwerty(25) #1 {main} thrown in /in/QGGt4 on line 12
Process exited with code 255.
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Parse error: syntax error, unexpected ':', expecting ';' or '{' in /in/QGGt4 on line 5
Process exited with code 255.

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