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comparison BoosterPack/filter.pm @ 0:0d795f02a8bb tip

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initial committ. what was I thinking?
author Robert McIntyre <rlm@mit.edu>
date Mon, 27 Sep 2010 16:57:26 -0400
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-1:000000000000 0:0d795f02a8bb
1 package Filter;
2 use base 'Exporter';
3 our @EXPORT = ('filter');
4
5
6 sub filter
7 {
8
9 $ref = shift;
10 @list = @_;
11 my @ret = ();
12
13 for $element(@list)
14 {
15 if ($ref->($element))
16 {
17 push @ret, $element;
18 }
19 }
20
21 return @ret
22
23 }
24
25
26 1;