How to ping Host using PHP

        In this Post we learn to ping host and check connectivity between hosts in network. Ping is usually used to check then connectivity between two host and got strangth of connection.Ordinary, its sysntex is PING [Host name or IPAddress] in command prompt.

Here we will not use any additional plugins.

Its simply define function `getconnection` with argument `$domain` in any class.

//Ping Host using php

function getconnection($domain){

 $starttime = microtime(true);

 $file     = fsockopen ($domain, 80, $errno, $errstr, 10); 

     $stoptime  = microtime(true);

 $status    = 0;

 if (!$file) $status = -1;  // Site is down

 else {

         fclose($file);

         $status = ($stoptime - $starttime) * 1000;

         $status = floor($status);

        }

    return $status;

}

Index.php

<?php

 $domain = 'www.google.com';

 $ping =  getconnection($domain);

 echo $domain . ' - ' . $ping;

?>

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