Quoth the CPAN:

print $set->as_string(), "\n"; # prints 1,3,5,7,9,100-1000000

It sounds like Set:IntSpan already does what you want. Just keep reading down the page a little further to Getting Set Contents

In reply to Re: Get ranges from a list of numbers (like 1,2,3 => 1-3) by SuicideJunkie
in thread Get ranges from a list of numbers (like 1,2,3 => 1-3) by Doctrin

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