While I agree about the benchmark result, I don't agree with what you call "Skeeve's". Try this:
use Benchmark 'cmpthese';
our @data = ('foo', 'foo bar', ' foo', 'foo ', ' foo ', ' foo bar ');
+
cmpthese -1, {
faq => 'my @f= map {local $_ = $_; s/^\s+//; s/\s+$//; $_ } @::da
+ta',
Skeeve => 'my @f= map { /^\s*(\S.*?)\s*$/ && $1 || "" } @::data',
ikegami => 'my @f= map { /^\s*(.*?)\s*$/; $1; } @::data'
};
__END__
Rate Skeeve ikegami faq
Skeeve 24561/s -- -8% -28%
ikegami 26614/s 8% -- -22%
faq 33998/s 38% 28% --
s$$([},&%#}/&/]+}%&{})*;#$&&s&&$^X.($'^"%]=\&(|?*{%
+.+=%;.#_}\&"^"-+%*).}%:##%}={~=~:.")&e&&s""`$''`"e
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