=over =item $PROGRAM_NAME =item $0 X<$0> X<$PROGRAM_NAME> Contains the name of the program being executed. On some (but not all) operating systems assigning to C<$0> modifies the argument area that...

=over =item $EXECUTABLE_NAME =item $^X X<$^X> X<$EXECUTABLE_NAME> The name used to execute the current copy of Perl, from C's C<argv[0]> or (where supported) F</proc/self/exe>. Depending on the hos...

=over =item $[ X<$[> This variable stores the index of the first element in an array, and of the first character in a substring. The default is 0, but you could theoretically set it to 1 to make Pe...

package Amiga::ARexx; use 5.016000; use strict; use warnings; use Carp; use Exporter 'import'; # Items to export into callers namespace by default. Note: do not export # names by default without a ...

package integer; our $VERSION = '1.01'; =head1 NAME integer - Perl pragma to use integer arithmetic instead of floating point =head1 SYNOPSIS use integer; $x = 10/3; # $x is now 3, not 3.3333333333...

package overloading; use warnings; our $VERSION = '0.02'; my $HINT_NO_AMAGIC = 0x01000000; # see perl.h require 5.010001; sub _ops_to_nums { require overload::numbers; map { exists $overload::numbe...

package less; use strict; use warnings; our $VERSION = '0.03'; sub _pack_tags { return join ' ', @_; } sub _unpack_tags { return grep { defined and length } map { split ' ' } grep {defined} @_; } s...

package vars; use 5.006; our $VERSION = '1.05'; use warnings::register; use strict qw(vars subs); sub import { my $callpack = caller; my (undef, @imports) = @_; my ($sym, $ch); foreach (@imports) {...

package autodie::exception::system; use 5.008; use strict; use warnings; use parent 'autodie::exception'; use Carp qw(croak); our $VERSION = '2.36'; # VERSION: Generated by DZP::OurPkg:Version # AB...

package subs; use strict; use warnings; our $VERSION = '1.04'; =head1 NAME subs - Perl pragma to predeclare subroutine names =head1 SYNOPSIS use subs qw(frob); frob 3..10; =head1 DESCRIPTION This w...