foreach $key (keys($job_vars)){

##</code><code>##

 foreach $key (keys (%{$job_vars} ) ) {

##</code><code>##

print "$key = $$job_vars{$key}[0] & $$job_vars{$key}[1]\n";

##</code><code>##

print "$key = $job_vars->{$key}[0] & $job_vars->{$key}[1]\n";

##</code><code>##

print Dumper $job_vars;