## ErrorCheckOption.AddRange method

Adds one influenced range by this setting.

```csharp
public int AddRange(CellArea ca)
```

| Parameter | Type | Description |
| --- | --- | --- |
| ca | CellArea | the range to be added. |

### Return Value

the index of the added range in the range list of this setting.

### Examples

```csharp
using System;
using Aspose.Cells;

namespace AsposeCellsExamples
{
    public class ErrorCheckOptionMethodAddRangeWithCellAreaDemo
    {
        public static void Run()
        {
            Workbook workbook = new Workbook();
            Worksheet sheet = workbook.Worksheets[0];
            
            ErrorCheckOptionCollection optsCollection = sheet.ErrorCheckOptions;
            int index = optsCollection.Add();
            ErrorCheckOption opts = optsCollection[index];
            
            opts.SetErrorCheck(ErrorCheckType.NumberStoredAsText, false);
            
            // Add ranges using CellArea
            opts.AddRange(new CellArea { StartRow = 0, StartColumn = 0, EndRow = 1, EndColumn = 3 }); // A1:D2
            opts.AddRange(new CellArea { StartRow = 2, StartColumn = 0, EndRow = 2, EndColumn = 3 }); // A3:D3
            
            // Save the workbook
            workbook.Save("ErrorCheckOptionMethodAddRangeWithCellAreaDemo.xls");
            
            Console.WriteLine("Workbook saved with error check options.");
        }
    }
}
```

### See Also

* struct [CellArea](../../cellarea/)
* class [ErrorCheckOption](../)
* namespace [Aspose.Cells](../../../aspose.cells/)
* assembly [Aspose.Cells](../../../)