# `Ash.Type.Function`
[🔗](https://github.com/ash-project/ash/blob/v3.23.1/lib/ash/type/function.ex#L5)

Represents a function.

If the type would be dumped to a native format, `:erlang.term_to_binary(term, [:safe])` is used.

Please keep in mind, this is *NOT SAFE* to use with external input.

More information available here: https://erlang.org/doc/man/erlang.html#binary_to_term-2

### Constraints

* `:arity` (`t:pos_integer/0`) - Enforces a specific arity on the provided function

# `handle_change?`

# `prepare_change?`

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*Consult [api-reference.md](api-reference.md) for complete listing*