FluidTYPO3\Flux\Form::modify PHP Метод

    public function modify(array $structure)
    {
        if (TRUE === isset($structure['options']) && TRUE === is_array($structure['options'])) {
            foreach ($structure['options'] as $name => $value) {
                $this->setOption($name, $value);
            }
            unset($structure['options']);
        }
        if (TRUE === isset($structure['sheets'])) {
            foreach ((array) $structure['sheets'] as $index => $sheetData) {
                $sheetName = TRUE === isset($sheetData['name']) ? $sheetData['name'] : $index;
                // check if field already exists - if it does, modify it. If it does not, create it.
                if (TRUE === $this->has($sheetName)) {
                    $sheet = $this->get($sheetName);
                } else {
                    $sheet = $this->createContainer('Sheet', $sheetName);
                }
                $sheet->modify($sheetData);
            }
        }
        return parent::modify($structure);
    }