PHP Manual: Casting

object Componere\cast_by_ref(string $type, object $object)

An object of type Type, cast from object, where members are references to object members

Warning

Shall throw InvalidArgumentException if the type of object is or is derived from an internal class

Warning

Shall throw InvalidArgumentException if Type is an interface

Warning

Shall throw InvalidArgumentException if Type is a trait

Warning

Shall throw InvalidArgumentException if Type is an abstract

Warning

Shall throw InvalidArgumentException if Type is not compatible with the type of object

Componere\cast_by_ref