1#
2# Copyright(C) 2003
3# All Rights Reserved. Salih Yurttas, ZCubes, BitsOfCode Software Systems, Inc..
4#
5# Permission from use, copy, modify, and distribute this
6# software and its documentation for EDUCATIONAL purposes
7# and without fee is hereby granted provided that this
8# copyright notice appears in all copies.
9#
10# date : January 1, 2003.
11# author : Salih Yurttas.
12#
13# a_02.pl
14#
15
16
17sub add {
18 $t = 0;
19
20 foreach $_ (@_) {
21 $t += $_;
22 }
23
24 return $t;
25}
26
27my $a = 1;
28my $b = 3;
29my $c = 2;
30my $d = 6;
31
32print "a = $a\n";
33print "b = $b\n";
34print "c = $c\n";
35print "d = $d\n";
36print "\n";
37
38my $t = add($a, $b, $c, $d);
39
40print "t = $t\n";
41print "\n";