public function get()
    {
        if (! Cookie::has($this->key)) {
            Cookie::queue($this->key, $uniqueString = $this->generateUniqueString(), $this->expirationInMinutes());

            return $uniqueString;
        }

        return Cookie::get($this->key);
    }
public function get()
    {
        if (! Cookie::has($this->key)) {
            Cookie::queue($this->key, $uniqueString = $this->generateUniqueString(), $this->expirationInMinutes());

            return $uniqueString;
        }

        return Cookie::get($this->key);
    }
public function get ( ) { if ( ! Cookie :: has ( $ this -> key ) ) { Cookie :: queue ( $ this -> key , $ uniqueString = $ this -> generateUniqueString ( ) , $ this -> expirationInMinutes ( ) ) ; return $ uniqueString ; } return Cookie :: get ( $ this -> key ) ; }
Get the visitor's unique key.

@return string
Get the visitor s unique key .