Nope, doesn't work. 
#!/usr/bin/perl -w

use strict;

while (<DATA>) {
    s/(.*ing)((?!bob|fred|bill)\w+?)(more|less)/$1HIT$3/;
    print $_;
}

__DATA__
somestringbilless

[download]
outputs 
somestringbilless

[download]
and not 
somestringHITless

[download]

In reply to Re^4: Negating a regexp by ikegami
in thread Negating a regexp by jxh

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