Is it possible to ping a server from Javascript?

Question

I\'m making a web app that requires that I check to see if remote servers are online or not. When I run it from the command line, my page load goes up to a full 60s (for 8 e

Answer 1

just replace

file_get_contents

with

$ip = $_SERVER['xxx.xxx.xxx.xxx'];
exec("ping -n 4 $ip 2>&1", $output, $retval);
if ($retval != 0) { 
  echo "no!"; 
} 
else{ 
  echo "yes!"; 
}