Help for this page

Select Code to Download

Select or download this

open(EXEC, '-|', 
    'ps', '-deaf | ', 'grep', 'httpd |', 'grep', 
...
    print "$line\n";
}
close(EXEC);

Select or download this

my $input = `ps -deaf | grep httpd | grep -v grep | wc -l`;
my $input2 = qx/ps -deaf | grep httpd | grep -v grep | wc -l/; # Same 
+thing