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Re^4: Error: when joining two hashesby haukex (Archbishop) |
on Feb 19, 2020 at 15:43 UTC ( [id://11113159]=note: print w/replies, xml ) | Need Help?? |
You can't call keys on an array so that's not going to do anything useful. As of 5.12 (2010), keys @array returns the indicies of the array.
But yeah, in this context it's not useful.
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