#  $arrayref  = \@ARGV;
#  $hashref   = \%ENV;

#  To access an array reference:

#  $arrayref  = \@ARGV;
#  @sorted = sort( @$arrayref );


#!/usr/bin/perl -w

# Reference to an array variable.
@array = ( 'Tom', 'Jack', 'Wilma');

$arrayref  = \@array;

@sorted = sort( @$arrayref );

print "Array  reference = @sorted\n\n";