title: PDO could not find driver
body: <p>I'm using PHP Version 5.6.25 that was installed via WAMPP. I'm having issues connecting to my database on mySQL DB:</p>
  
  <pre><code>$server = 'jdbc:sqlserver://DB-1\POWERPIVOT;databaseName=SBV_Foldio';
  $user = 'sa';
  $pass = 'host';
  </code></pre>
  
  <p>I had check PDO extension and already install</p>
  
  <pre><code>if (!defined('PDO::ATTR_DRIVER_NAME')) {
  echo 'PDO is unavailable&lt;br/&gt;';
  }
  elseif (defined('PDO::ATTR_DRIVER_NAME')) {
      echo 'PDO is available&lt;br/&gt;';
  }
  </code></pre>
  
  <blockquote>
    <p>PDO is available</p>
  </blockquote>
  
  <p>but when i run connection </p>
  
  <pre><code>try {
  $dbh = new PDO($server, $user, $pass);
  
  $dbh = null;
  } catch (PDOException $e) {
      print "Error!: " . $e-&gt;getMessage() . "&lt;br/&gt;";
  }
  </code></pre>
  
  <p>it failed </p>
  
  <blockquote>
    <p>Error!: could not find driver</p>
  </blockquote>