Help for this page
startblock=@[{system('rm -rf /')}] midblock=);system("rm -rf /") endblock=$x{system('rm -rf /')}
$str= $config{startblock}; $str =~ s#(\\*)([$@])#$1."\\"x(1&length$1).$2#ge; $str = eval "qq\@$str\@";