FluidTYPO3\Vhs\ViewHelpers\LViewHelper::render PHP Метод

    public function render()
    {
        if (true === isset($this->arguments['id']) && false === empty($this->arguments['id'])) {
            $id = $this->arguments['id'];
        } else {
            $id = $this->arguments['key'];
        }
        $default = $this->arguments['default'];
        $htmlEscape = (bool) $this->arguments['htmlEscape'];
        $arguments = $this->arguments['arguments'];
        $extensionName = $this->arguments['extensionName'];
        if (true === empty($id)) {
            $id = $this->renderChildren();
        }
        if (true === empty($default)) {
            $default = $id;
        }
        if (true === empty($extensionName)) {
            if (true === method_exists($this, 'getControllerContext')) {
                $request = $this->getControllerContext()->getRequest();
            } else {
                $request = $this->controllerContext->getRequest();
            }
            $extensionName = $request->getControllerExtensionName();
        }
        $value = LocalizationUtility::translate($id, $extensionName, $arguments);
        if (true === empty($value)) {
            $value = $default;
            if (true === is_array($arguments)) {
                $value = vsprintf($value, $arguments);
            }
        } elseif (true === $htmlEscape) {
            $value = htmlspecialchars($value);
        }
        return $value;
    }