Entity.Clear(Field) Method

Resets the field to its default value.

Namespace: Autodesk.Revit.DB.ExtensibleStorage
Assembly: RevitAPI (in RevitAPI.dll) Version: 26.4.0.0 (26.4.0.0)

Syntax

public void Clear(
	Field field
)

Exception	Condition
ArgumentException	The Field belongs to a different Schema from this Entity, or this Entity is invalid. -or- This field's subschema prevents writing.
ArgumentNullException	A non-optional argument was null

The default value is zero for numeric fields, invalid value for identifiers and entities, and empty for strings and containers.