yii\validators\RangeValidator::clientValidateAttribute PHP Метод

    public function clientValidateAttribute($model, $attribute, $view)
    {
        if ($this->range instanceof \Closure) {
            $this->range = call_user_func($this->range, $model, $attribute);
        }
        $range = [];
        foreach ($this->range as $value) {
            $range[] = (string) $value;
        }
        $options = ['range' => $range, 'not' => $this->not, 'message' => Yii::$app->getI18n()->format($this->message, ['attribute' => $model->getAttributeLabel($attribute)], Yii::$app->language)];
        if ($this->skipOnEmpty) {
            $options['skipOnEmpty'] = 1;
        }
        if ($this->allowArray) {
            $options['allowArray'] = 1;
        }
        ValidationAsset::register($view);
        return 'yii.validation.range(value, messages, ' . json_encode($options, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE) . ');';
    }