Auto local variable : Variable Scope « Language Basics « Perl

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Perl » Language Basics » Variable Scope

Auto local variable

    



#!/usr/bin/perl

use warnings;

use strict;



my $var = 42;

my $last;

print "Before: $var \n";

foreach $var (1..5) {

    print "Inside: $var \n"; # print "Inside: 1", "Inside: 2" ...

    $last = $var;

}

print "After: $var \n"; # prints '42'

print "Last: $last \n";

Related examples in the same category

1.	Local element
2.	Local variables.
3.	Forward Reference
4.	Uses the same name inside and outside a foreach statement.
5.	Creates a global variable $myvar and prints out the global instance of the variable and the package-specific variable:
6.	Scope of Variables: Variables used in subroutines are global by default

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