eval.

my $str = '1..3,10..14';

do_something($_) for eval $str;

[download]

Just be very sure that you trust whoever created the file you're reading from. What happens if it contains "system qw{rm -rf /}" (or the equivalent on your OS)?

update: Added code

In reply to Re: use string as a piece of code by FunkyMonk
in thread use string as a piece of code by daverave

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