---
name: "Perl::Critic::Policy::Subroutines::ProhibitSubroutinePrototypes"
section: "3pm"
platform: "linux"
package: "perl-perl-critic"
version: "1.156-3"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/Perl::Critic::Policy::Subroutines::ProhibitSubroutinePrototypes"
---

# Perl::Critic::Policy::Subroutines::ProhibitSubroutinePrototypes(3pm)

Don't write "sub my\_function (@@) {}".

## NAME

Perl::Critic::Policy::Subroutines::ProhibitSubroutinePrototypes - Don't write "sub my\_function (@@) {}".

## AFFILIATION

This Policy is part of the core Perl::Critic distribution.

## DESCRIPTION

Contrary to common belief, subroutine prototypes do not enable compile-time checks for proper arguments.  Don't use them.

## CONFIGURATION

This Policy is not configurable except for the standard options.

## AUTHOR

Jeffrey Ryan Thalhammer \<jeff@imaginative-software.com\>

## COPYRIGHT

Copyright (c) 2005-2011 Imaginative Software Systems.  All rights reserved.

This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself.  The full text of this license can be found in the LICENSE file included with this module.