Feature.IsValueNull
Feature.IsValueNull method
Determines whether the specified attribute has been explicitly set to null value.
public bool IsValueNull(string attributeName)
| Parameter | Type | Description |
|---|---|---|
| attributeName | String | Name of the attribute. |
Return Value
true if the attribute value is null; otherwise, false.
Exceptions
| exception | condition |
|---|---|
| InvalidOperationException | The attribute is not locked. |
| ArgumentException | The attribute with this name does not exist in this layer. |
| ArgumentNullException | The attribute name is null. |
See Also
- class Feature
- namespace Aspose.Gis
- assembly Aspose.GIS