FluidTYPO3\Vhs\ViewHelpers\Math\MaximumViewHelper::render PHP Метод

    public function render()
    {
        $a = $this->getInlineArgument();
        $b = $this->arguments['b'];
        $aIsIterable = $this->assertIsArrayOrIterator($a);
        if (true === $aIsIterable && null === $b) {
            $a = $this->arrayFromArrayOrTraversableOrCSV($a);
            return max($a);
        }
        return $this->calculate($a, $b);
    }