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FamilyManager.SetFormula Method

Set the formula of a family parameter.


Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 25.3.0.0 (25.3.0.0)

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

ExceptionCondition
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

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