SPFieldChoice.EditFormat property

Determines whether to display the choice field as radio buttons or as a drop-down list.

Namespace:  Microsoft.SharePoint
Assembly:  Microsoft.SharePoint (in Microsoft.SharePoint.dll)

public SPChoiceFormatType EditFormat { get; set; }

Property value

Type: Microsoft.SharePoint.SPChoiceFormatType
An SPChoiceFormatType value that specifies the type of format.

If you set the EditFormat property, you must call the Update method for changes to take effect in the database.