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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 git.master, git.master_jit, rfc.property-hooks
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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