Represents a choice field.
Assembly: Microsoft.SharePoint (in Microsoft.SharePoint.dll)
Available in Sandboxed Solutions: Yes
Available in SharePoint Online
If you set properties of the SPFieldChoice class you must call the Update method for changes to take effect in the database.
An SPFieldChoice object can be rendered through the BaseChoiceField server control.
The SPFieldChoice class corresponds to the Choice data type that is specified through the Type attribute of the Field element.Notes to Inheritors
In SharePoint Foundation, columns based on custom field types are read-only in Datasheet view.