Ublaboo\DataGrid\Column\Column::getColumnValue PHP Method

    public function getColumnValue(Row $row)
    {
        return $row->getValue($this->column);
    }

 /**
  * Format row item value
  * @param  Row   $row
  * @return mixed
  */
 public function getColumnValue(Row $row)
 {
     $value = parent::getColumnValue($row);
     if (!is_numeric($value)) {
         return $value;
     }
     return number_format($value, $this->number_format[0], $this->number_format[1], $this->number_format[2]);
 }