make ping with PHP(핑테스트)
<?php $ip = $_SERVER['127.0.0.1']; exec("ping -n 4 $ip 2>&1", $output, $retval); if ($retval != 0) { echo "no!"; } else { echo "yes!"; } ?>
<?php function ping($host) { exec(sprintf('ping -c 1 -W 5 %s', escapeshellarg($host)), $res, $rval); return $rval === 0; } $hosts_to_ping = array('10.140.206.123', '127.0.0.1'); ?> <ul> <?php foreach ($hosts_to_ping as $host): ?> <li> <?php echo $host; ?> <?php $up = ping($host); ?> (<img src="<?php echo $up ? 'on' : 'off'; ?>" alt="<?php echo $up ? 'up' : 'down'; ?>">) </li> <?php endforeach; ?> </ul>