Re^2: Removing doubles and printing only unique values

I am curious why chose this approach over the functional one by johngg above?

As you can see, it it is significantly shorter, clearer and arguably easier to understand¹, once you wrapped your head around the concept.

¹If you don't believe me, imagine explaining the iterative approach and the functional approach to a 10 year old.

holli

You can lead your users to water, but alas, you cannot drown them.

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Re^3: Removing doubles and printing only unique values by Anonymous Monk on Oct 31, 2017 at 15:18 UTC
`perl -F';' -ane '$seen{$F[1]} //= print'`	[reply] [d/l]