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Re: Swapping names of list while keeping the contents as it is.

by philiprbrenan (Monk)
on Aug 30, 2012 at 18:32 UTC ( #990818=note: print w/replies, xml ) Need Help??

in reply to Swapping names of list while keeping the contents as it is.


use feature ":5.14"; use warnings FATAL => qw(all); use strict; for(split /\n/, << 'END') jay 21 34 56 bob 12 39 jay 11 10 bob 14 jay 190 bob 13 END {s/jay/bob/ or s/bob/jay/; say }


bob 21 34 56
jay 12 39
bob 11 10
jay 14
bob 190
jay 13

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[shmem]: yes, at least for the result in @foo
[shmem]: but the results of both operations are different.
[shmem]: result := the discarded result (what's leftmost of the statement)
[shmem]: push returns the number of elements in @foo, the assignment returns all the elements in the (renewed) @foo
[Lady_Aleena]: Sanity check please? push @line, ref($list_addition ) eq 'ARRAY' ? @$list_addition : $list_addiction; # so I don't have the change existing uses of the sub.
[shmem]: $list_addiction should be $list_addition

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