Set the formula of a family parameter.
Namespace: Autodesk.Revit.DBAssembly: RevitAPI (in RevitAPI.dll) Version: 26.4.0.0 (26.4.0.0)
Syntax
C#
public void SetFormula(
FamilyParameter familyParameter,
string formula
)
Parameters
- familyParameter FamilyParameter
- The family parameter.
- formula String
- The formula string, input null to clean the formula of the parameter.
Exceptions
| Exception | Condition |
|---|
| ArgumentNullException |
Thrown when the input argument-"familyParameter"-is null.
|
| InvalidOperationException |
Thrown when there is no valid family type,
or the parameter cannot be assigned a formula,
or the operation make a circular chain of references among the formulas.
|
See Also
Reference