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SetParameterFormula Method

Associate a formula with the parameter.

Namespace: Autodesk.Revit.DB.Structure
Assembly: RevitAPI (in RevitAPI.dll) Version: 2015.0.0.0 (2015.0.0.0)
Since: 2009

Syntax

C# 
public void SetParameterFormula(
	ElementId paramId,
	string formula
)
Visual Basic 
Public Sub SetParameterFormula ( _
	paramId As ElementId, _
	formula As String _
)
Visual C++ 
public:
void SetParameterFormula(
	ElementId^ paramId, 
	String^ formula
)

Parameters

paramId
Type: Autodesk.Revit.DB ElementId
Id of a parameter in the definition.
formula
Type: System 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
Autodesk.Revit.Exceptions ArgumentException This RebarShapeDefinition does not have a value for the parameter paramId.
Autodesk.Revit.Exceptions ArgumentNullException A non-optional argument was NULL
Autodesk.Revit.Exceptions DisabledDisciplineException None of the following disciplines is enabled: Structural.

See Also