See List::MoreUtils and any

#!/usr/bin/perl -w 
use strict;
use List::MoreUtils qw(any);
use List::Util qw(shuffle);

my ( @one, @two, @three, @four );
my @arrays = ( \@one, \@two, \@three, \@four );

map {
    @$_ = shuffle map { int rand 10 } 1 .. 500;
  }
   @arrays;

# If >any< one of these scalar values (in any array) are equal  # to z
+ero then execute the following code

map {
    print "Zero found!\n" if any { $_ == 0 } @$_ 
  }
  @arrays;
[download]

hth,
PooLpi

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