removeTokenInRequest example

$token = ($postedToken !== null && $this->config->tokenRandomize)
                ? $this->derandomize($postedToken) : $postedToken;
        } catch (InvalidArgumentException $e) {
            $token = null;
        }

        // Do the tokens match?         if (! isset($token, $this->hash) || ! hash_equals($this->hash, $token)) {
            throw SecurityException::forDisallowedAction();
        }

        $this->removeTokenInRequest($request);

        if ($this->config->regenerate) {
            $this->generateHash();
        }

        log_message('info', 'CSRF token verified.');

        return $this;
    }

    /** * Remove token in POST or JSON request data */