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Specifies how insufficient destination space is handled when importing data into a range.
Use this enum with InsufficientSpaceHandling to control whether incoming data overwrites existing cells, inserts cells to make room, or is truncated when the target range cannot accommodate the full import. The default behavior is Overwrite.
public enum InsufficientSpaceHandling
Public Enum InsufficientSpaceHandling
worksheet.Range["A5"].Value = "Existing data";
DataImportOptions options = new DataImportOptions();
options.SetInsufficientSpaceHandling(InsufficientSpaceHandling.InsertCells);
worksheet.Range["A1:A4"].ImportData(new double[] {1.0, 2.0, 3.0, 4.0, 5.0}, options);
| Name | Description |
|---|---|
| InsertCells | Insert cells to make space. |
| Overwrite | Overwrite cells outside of the bounds. This is the default behavior. |
| Truncate | Do not spill data or expand range. |