FluidTYPO3\Vhs\ViewHelpers\Render\AsciiViewHelper::render PHP Method

    public function render($ascii = null)
    {
        if (null === $ascii) {
            $ascii = $this->renderChildren();
        }
        if (true === is_numeric($ascii)) {
            return chr((int) $ascii);
        }
        if (true === is_array($ascii) || true === $ascii instanceof \Traversable) {
            $string = '';
            foreach ($ascii as $characterNumber) {
                $string .= chr($characterNumber);
            }
            return $string;
        }
        return '';
    }