Re^7: iterating through array and saving matches to new array

c:\@Work\Perl\monks>perl -wMstrict -MData::Dump -le
"my @ra = (1 .. 5);
 ;;
 my @rb = map { $_ == 3 ? () : $_ } @ra;
 dd \@rb;
"
[1, 2, 4, 5]
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Give a man a fish: <%-{-{-{-<

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Re^8: iterating through array and saving matches to new array by Marshall (Canon) on Apr 23, 2018 at 20:40 UTC
Same idea. The () is not "undef", it is no return value. In a foreach loop, a next statement might be used to skip processing of an input value.	[reply]
Re^9: iterating through array and saving matches to new array by AnomalousMonk (Archbishop) on Apr 23, 2018 at 22:56 UTC
Exactly the same idea. I just meant to supply a worked example of something you had discussed in pseudo-ish code :) Give a man a fish: `<%-{-{-{-<`	[reply] [d/l]