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<?php class A {} function test(): A|null {} $r = (new ReflectionFunction('test')) ->getReturnType(); var_dump($r::class); var_dump($r->allowsNull());
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
string(19) "ReflectionNamedType" bool(true)
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 string(19) "ReflectionNamedType" bool(true)
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Parse error: syntax error, unexpected '|', expecting '{' in /in/lM9NJ on line 5
Process exited with code 255.
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