If you're looking at each one and deciding to keep or toss, I think grep is the clearest for those who follow, since that's exactly what that function is for. 
my @scratch= grep {$_ != $deleter } @{$self->{_fields}};
my $retval= @{$self->{_fields}} - @scratch;
@{$self->{_fields}} = @scratch;

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In reply to Re: What's the best metaphor for deleting something from a list? by John M. Dlugosz
in thread What's the best metaphor for deleting something from a list? by petdance

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