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Re: Why does 'keys' need a named hash?by duelafn (Parson) |
on Apr 05, 2017 at 12:04 UTC ( [id://1187096]=note: print w/replies, xml ) | Need Help?? |
It needs a real hash to work on (possibly there is a more technical description of this), but the map just produces a list of values, not a hash. You can do it all in one line though:
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