The prefix text for the dimension value.

Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 22.0.0.0 (22.1.0.0)
Since: 2022

Syntax

C#
`public string Prefix { get; set; }`

Visual Basic
`Public Property Prefix As String Get Set`

Visual C++
`public: property String^ Prefix { String^ get (); void set (String^ value); }`

Remarks

The text goes immediately before the value and is not overridden by the possible instance prefix.

Exception	Condition
Autodesk.Revit.Exceptions ArgumentNullException	When setting this property: A non-optional argument was null