The return values of the ref function: function

    

#!/usr/bin/perl

use strict;
sub function 
{
   print( "Hello world.\n" );
}

print( 'ref(\&function) = ', ref( \&function ), "\n" );

1.	Return Values from the ref Function
2.	Using ref function on a subroutine reference
3.	Using ref function to check the parameter type
4.	Using ref function to get the type of the reference
5.	Using ref inside a function
6.	The return values of the ref function: ref( \\@array )
7.	The return values of the ref function: ref( \*hash )
8.	The return values of the ref function: 10
9.	The return values of the ref function: array

The return values of the ref function: function : ref « Data Type « Perl