stabu:

They're not just matches ... they're translations. It's not unlikely for several of them to modify the string.

my $s = "   the quick red fox jumped over the lazy brown dog   ";
$s =~ s/^\s+//;
$s =~ s/\s+$//;
$s =~ s/(brown|red)/color/g;
print "<$s>\n";

[download]

should give you:

<the quick color fox jumped over the lazy color dog>

[download]

...roboticus

In reply to Re: performance of repeated "$samevareachtime=~ s/etc/etc" idiom by roboticus
in thread SOLVED: performance of repeated "$samevareachtime=~ s/etc/etc" idiom by stabu

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