https://learn.microsoft.com/en-us/dotnet/api/system.collections.objectmodel.keyedcollection-2.dictionary?view=netframework-4.8.1
KeyedCollectionTKey,TItem.Dictionary Property (System.Collections.ObjectModel) | Microsoft Learn
property systemdictionarycollectionsmicrosoftlearn
https://help.syncfusion.com/cr/blazor/Syncfusion.Blazor.DropDowns.SfDropDownList-2.html
Class SfDropDownListTValue, TItem - Blazor API Reference | Syncfusion
The DropDownList component allows users to select a single value that is non-editable from a list of predefined values.
api referenceclassblazorsyncfusion
https://etstitem-dz.com/
TITEM