Re^4: Setting a timer to a system call

in reply to Re^3: Setting a timer to a system call
in thread Setting a timer to a system call


    system ($call);    # This is where my system call is
    
  
    my $worker_pid = open( READ, "top -d 1 -b |" );   # What does this
+ line mean?
    
    print "\t$worker_pid\n";
    while(<READ>){  }
    return;

}
[download]

My question is embedded in the code. Thanks.

In Section Seekers of Perl Wisdom