Element_OphTrOperationnote_Cataract::validateIolPower PHP Method

    public function validateIolPower()
    {
        $value = $this->iol_power;
        if (!preg_match('/^\\-?[0-9]{1,2}(\\.[0-9]{1,2})?$/', $value)) {
            $message = $this->addError('iol_power', 'IOL power must be a number with an optional two decimal places between -10.00 and 40.00');
        } elseif ($value < -10 || $value > 40) {
            $message = $this->addError('iol_power', 'IOL Power must be between -10 to 40');
        }
    }