PHP is developed and maintained by a global community of contributors.
The PHP Foundation helps fund this work. If PHP is part of your business or projects, consider sponsoring the Foundation.
The mixed type accepts every value. It is equivalent to the
union type
object|resource|array|string|float|int|bool|null.
Available as of PHP 8.0.0.
mixed is, in type theory parlance, the top type, meaning every other type is a subtype of it.
