Re^5: A more concise way to map the contents of an array.

[Athanasius]

in reply to Re^4: A more concise way to map the contents of an array.
in thread A more concise way to map the contents of an array.

Hello Amblikai, and welcome to the Monastery!

On !!, the “double-negation operator,” see also the 2006 thread Secret Perl Operators: the boolean list squash operator, x!! by Aristotle.

Hope that helps,

[Amblikai]

Thanks for the welcome and the info!