ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Desktop.Editing Namespace / ToolOptions Class / Add Method

Add Method (ToolOptions)
Overload List
OverloadDescription
Adds a new item to the collection.  
Adds a new key value pair to the collection.  
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.0 or higher.
See Also