apocalypse.OCF [178] perl5.8.5 -e 'my $s = "\@testing"; 
$s =~ s/\b\@testing\b//i; print "$s\n";' 

@testing

apocalypse.OCF [179] perl5.8.5 -e 'my $s = "+testing"; 
$s =~ s/\b\+testing\b//i; print "$s\n";' 

+testing

apocalypse.OCF [180] perl5.8.5 -e 'my $s = "testing"; 
$s =~ s/\btesting\b//i; print "$s\n";' 


apocalypse.OCF [181]