my $job_flag = 0;
foreach my $i (0..$#ARGV) {
   ​$opt{"job"} .= $ARGV[$i]." " if($job_flag);
   ​$job_flag = 1 if($ARGV[$i] =~ /^(\-\-|\-)job$/);
   ​undef $ARGV[$i] if($job_flag);
}