what is the shortest way?

I don't know about shortest. Don't feel like playing golf today, sorry :) 

# untested

my %foo = map { split /,/, $_, 2 } @arr2;
my @arr3 = map { exists $foo{$_} ? $foo{$_} : () } @arr1;

[download]
Your arrays need better names. So does my %foo. 

- Yes, I reinvent wheels.
- Spam: Visit eurotraQ.

In reply to Re: stripping an array by Juerd
in thread stripping an array by hotshot

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