Anonymous functions : Subroutine Definition « Subroutine « Perl

1. Perl
2. Subroutine
3. Subroutine Definition

Anonymous functions

   


#!/usr/bin/perl

use warnings;
use strict;

my $productRef = sub
{
   my $product = 1;

   foreach ( @_ ) {
      $product *= $_;
   }

   return $product;
};

my $printVal = &$productRef( 1, 2, 3, 4 );
print( join( ' * ', 1, 2, 3, 4  ), " = " );
print( "$printVal\n" );

   
    
    
  

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