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<?php function getClass(ReflectionType $type) { if ($type instanceof ReflectionNamedType) { if (!in_array($type->getName(), ['array', /* further predefined types */], true)) { return $type->getName(); } } return null; } function foo(array $array) {} $rf = new ReflectionFunction('foo'); $rp = $rf->getParameters()[0]; var_dump(isClass($rp->getType()));
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
Fatal error: Uncaught Error: Call to undefined function isClass() in /in/R3dn1:16 Stack trace: #0 {main} thrown in /in/R3dn1 on line 16
Process exited with code 255.
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