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<?php function f(int $a, Foo $b, $c) { } $r = new ReflectionFunction('f'); foreach ($r->getParameters() as $p) { echo $p, "\n"; if ($p->hasType()) { echo $p->getType(); var_dump($p->getType()); } }
Output for git.master, git.master_jit, rfc.property-hooks
Parameter #0 [ <required> int $a ] intobject(ReflectionNamedType)#5 (0) { } Parameter #1 [ <required> Foo $b ] Fooobject(ReflectionNamedType)#5 (0) { } Parameter #2 [ <required> $c ]

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