protected function _init() {
		$this->connection = $this->connection ?: new Memcached();
		$this->connection->addServers($this->_formatHostList($this->_config['host']));

		if ($this->_config['scope']) {
			$this->connection->setOption(Memcached::OPT_PREFIX_KEY, "{$this->_config['scope']}:");
		}
	}
protected function _init() {
		$this->connection = $this->connection ?: new Memcached();
		$this->connection->addServers($this->_formatHostList($this->_config['host']));

		if ($this->_config['scope']) {
			$this->connection->setOption(Memcached::OPT_PREFIX_KEY, "{$this->_config['scope']}:");
		}
	}
protected function _init ( ) { $ this -> connection = $ this -> connection ? : new Memcached ( ) ; $ this -> connection -> addServers ( $ this -> _formatHostList ( $ this -> _config [ 'host' ] ) ) ; if ( $ this -> _config [ 'scope' ] ) { $ this -> connection -> setOption ( Memcached :: OPT_PREFIX_KEY , "{$this->_config['scope']}:" ) ; } }
Handles the actual `Memcached` connection and server connection
adding for the adapter constructor and sets prefix using the scope
if provided.

@return void
Handles the actual Memcached connection and server connection adding for the adapter constructor and sets prefix using the scope if provided .