overloading.3pm

Langue: en

Autres versions - même langue

Version: 2010-09-05 (fedora - 01/12/10)

Section: 3 (Bibliothèques de fonctions)

Sommaire

NAME

overloading - perl pragma to lexically control overloading

SYNOPSIS

     {
         no overloading;
         my $str = "$object"; # doesn't call stringification overload
     }
 
     # it's lexical, so this stringifies:
     warn "$object";
 
     # it can be enabled per op
     no overloading qw("");
     warn "$object";
 
     # and also reenabled
     use overloading;

DESCRIPTION

This pragma allows you to lexically disable or enable overloading.
no overloading
Disables overloading entirely in the current lexical scope.
no overloading @ops
Disables only specific overloads in the current lexical scope.
use overloading
Reenables overloading in the current lexical scope.
use overloading @ops
Reenables overloading only for specific ops in the current lexical scope.