Why PhpStorm not uncomment Code ??

Hie guys, I'm very glad that a ve Using PhpStorm to develop web projects.

But today a have found some kind of A bug.

I have this code

/*
 'db'=>array(
 'connectionString' => 'mysql:host=localhost;dbname=testdrive',
 'emulatePrepare' => true,
 'username' => 'root',
 'password' => '',
 'charset' => 'utf8',
 ),
 */


When I ve pressing Ctrl+/
Then code is comments code like bellow.

// /*
// 'db'=>array(
// 'connectionString' => 'mysql:host=localhost;dbname=testdrive',
// 'emulatePrepare' => true,
// 'username' => 'root',
// 'password' => '',
// 'charset' => 'utf8',
// ),
// */

This is a bug ?? or feature ??
Colud anuone tellme ???