Neos\FluidAdaptor\Core\ViewHelper\AbstractConditionViewHelper::renderStatic PHP Method

    public static function renderStatic(array $arguments, \Closure $renderChildrenClosure, RenderingContextInterface $renderingContext)
    {
        if (static::evaluateCondition($arguments, $renderingContext)) {
            if (isset($arguments['then'])) {
                return $arguments['then'];
            }
            if (isset($arguments['__thenClosure'])) {
                return $arguments['__thenClosure']();
            }
        } elseif (!empty($arguments['__elseClosures'])) {
            $elseIfClosures = isset($arguments['__elseifClosures']) ? $arguments['__elseifClosures'] : [];
            return static::evaluateElseClosures($arguments['__elseClosures'], $elseIfClosures, $renderingContext);
        } elseif (array_key_exists('else', $arguments)) {
            return $arguments['else'];
        }
        return '';
    }