TOTP/TOTP.php
public function validate($key, $totp, $stamp = null)
    {
        return $this->validator->validate($key, $totp, $stamp);
    }
public function validate($key, $totp, $stamp = null)
    {
        return $this->validator->validate($key, $totp, $stamp);
    }
Alias of {@link TOTPValidator::validate()}.