The unique identifier for the surface.

Namespace: Autodesk.Revit.DB.Analysis
Assembly: RevitAPI (in RevitAPI.dll) Version: 2015.0.0.0 (2015.0.0.0)
Since: 2012

Syntax

C#
`public string Id { get; }`

Visual Basic
`Public ReadOnly Property Id As String Get`

Visual C++
`public: property String^ Id { String^ get (); }`

Remarks

This identification attribute is composed of the prefix "su" and a sequential number, separated by "-". A sample value would be "su-1".