original_string: public function newConnection($host, $database, $user, $password)
      {
          return self::$driver->connect($host, $database, $user, $password);
      }
code: public function newConnection($host, $database, $user, $password)
      {
          return self::$driver->connect($host, $database, $user, $password);
      }
code_tokens: public function newConnection ( $ host , $ database , $ user , $ password ) { return self :: $ driver -> connect ( $ host , $ database , $ user , $ password ) ; }
docstring: Connect to another driver database server.
  
  @param string, string, string, string
  
  @return PDO
docstring_tokens: Connect to another driver database server .