Rebar Shape Definition Set Parameter Formula Method

Associate a formula with the parameter.

Namespace: Autodesk.Revit.DB.Structure
Assembly: RevitAPI (in RevitAPI.dll) Version: 25.0.0.0 (25.0.0.0)

Syntax

public void SetParameterFormula(
	ElementId paramId,
	string formula
)

Public Sub SetParameterFormula ( 
	paramId As ElementId,
	formula As String
)

public:
void SetParameterFormula(
	ElementId^ paramId, 
	String^ formula
)

member SetParameterFormula : 
        paramId : ElementId * 
        formula : string -> unit

paramId ElementId: Id of a parameter in the definition.
formula String: The formula expressed as a string. The string is exactly what a user would type into the Family Types dialog, e.g. "Total Length*3.14159*(Bar Diameter/2)*(Bar Diameter/2)"

Exceptions

Exception	Condition
ArgumentException	This RebarShapeDefinition does not have a value for the parameter paramId.
ArgumentNullException	A non-optional argument was null