FluidTYPO3\Vhs\ViewHelpers\Iterator\IntersectViewHelper::render PHP Method

    public function render()
    {
        $a = $this->arguments['a'];
        if (null === $a) {
            $a = $this->renderChildren();
        }
        $a = $this->arrayFromArrayOrTraversableOrCSV($a);
        $b = $this->arrayFromArrayOrTraversableOrCSV($this->arguments['b']);
        return array_intersect($a, $b);
    }