Server up time

[liaaam]

Whats the best way of getting the uptime of a RedHat server in a PHP page??

Can i call the external command uptime and print the output? if so how..

Thanks

Liaaam

[_tmp]

$str = shell_exec("uptime");
preg_match("/up (.+?\,.+?)\,/", $str, $buffer);
echo $buffer[1];

Tested with debian woody