that's elegant...

$ ./1.grep_pattern.pl 
result is 1 2 5 6 9 10
$ cat 1.grep_pattern.pl 
#!/usr/bin/perl -w
use 5.011;

my @pat = ( 0, 1, 1, 0 );
my @result = grep { $pat[ $_ % @pat ] } 0..12;
say "result is @result";

__END__
$

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In reply to Re^3: Grep Pattern by Aldebaran
in thread Grep Pattern by GotToBTru

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