F:\>perl
use strict;
use warnings;

my @numbers = 1 .. 10;
@numbers = grep {
   $_ > 4
} @numbers;
print "@numbers";
^D
5 6 7 8 9 10
F:\>

[download]
grep iterates through @numbers, sets $_ to the current element and if the block returns true, the element will be in the output list. so just call foo inside the grep block with $_ and it should work.

In reply to Re: Removing Items from an Array by kabel
in thread Removing Items from an Array by ibanix

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