It's Perl. The last `$_`; evals what's in $_, so change it to just print the variable: $_='^#(/||/@!@[{@:^[-['^";@@@\\>])@.". "{)/];)^{";$,+=(++$,);$_.=">&

It's Perl. The last `$_`; evals what's in $_, so change it to just print the variable: $_='^#(/||/@!@[{@:^[-['^";@@@\\>])@.". "{)/];)^{";$,+=(++$,);$_.=">&$,"; print "$_"; The output is: echo Brian Rogers >&2