public function __construct(Container $container)
 {
     parent::__construct($container);
     $this->_phpexcel = new \PHPExcel();
     $this->_sheet = $this->_phpexcel->getActiveSheet();
     //посчитаем размер строчек в TO, нужно для определения размера Merge колонок
     foreach ($this->header as $key => $value) {
         if (strstr($key, 'to_')) {
             $this->_sizeTO++;
         }
     }
 }
 public function __construct(Container $container)
 {
     parent::__construct($container);
     $this->_phpexcel = new \PHPExcel();
     $this->_sheet = $this->_phpexcel->getActiveSheet();
 }