ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Desktop.Framework.Contracts Namespace / ComboBox Class / Insert Method
The zero-based index at which item should be inserted.
The item being added to the combo box.
Version

Insert Method (ComboBox)
Inserts an element into the collection at the specified index.
Syntax
protected void Insert( 
   int index,
   object item
)

Parameters

index
The zero-based index at which item should be inserted.
item
The item being added to the combo box.
Remarks

All items added to the ItemCollection must be created on the main UI thread as these ultimately become UI content.

Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3 or higher.
See Also