protected void CopyFrom( 
   ICollection collection
)

Protected Sub CopyFrom( _
   ByVal collection As ICollection _
) 

Parameters

collection

Existing collection of items to copy from.

Clears the internal collection before copying begins.

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

Target Platforms: Windows 11, Windows 10

Reference

ComboBox Class
ComboBox Members