use warnings;
use Data::Dumper;

my @arr;
$arr[0][4] = (["S","M","R","B"]);

print Dumper @arr;

my ($VAR1,$VAR2,$VAR3,$VAR4) = @{$arr[0][4]}; 
print "Var1: $VAR1\tVar2: $VAR2\tVar3: $VAR3\tVar4: $VAR4\n";
Testing($arr[0][4]);

sub Testing () {
	my ($VAR5,$VAR6,$VAR7,$VAR8) = @{$_}; 
	print "Var5: $VAR5\tVar6:$VAR6\tVar7: $VAR7\tVar8: $VAR8\n";
}

##</code><code>##

OUTPUT
=================
main::Testing() called too early to check prototype at C:\temp\arr_refernce.pl line 11.
$VAR1 = [
          undef,
          undef,
          undef,
          undef,
          [
            'S',
            'M',
            'R',
            'B'
          ]
        ];
Var1: S Var2: M Var3: R Var4: B
Use of uninitialized value $_ in array dereference at C:\temp\arr_refernce.pl line 14.
Use of uninitialized value $VAR5 in concatenation (.) or string at C:\temp\arr_refernce.pl line 15.
Use of uninitialized value $VAR6 in concatenation (.) or string at C:\temp\arr_refernce.pl line 15.
Use of uninitialized value $VAR7 in concatenation (.) or string at C:\temp\arr_refernce.pl line 15.
Use of uninitialized value $VAR8 in concatenation (.) or string at C:\temp\arr_refernce.pl line 15.
Var5:   Var6:   Var7:   Var8:

##</code><code>##

Expecting output
==============
Var1: S	Var2: M	Var3: R	Var4: B
Var5: S	Var6: M	Var7: R	Var8: B