Represents a field that specifies whether an activity takes all day and does not have a start or end time.
Assembly: Microsoft.SharePoint (in Microsoft.SharePoint.dll)
Available in Sandboxed Solutions: Yes
Available in SharePoint Online
If you set properties of the SPFieldAllDayEvent class, you must call the Update method for changes to take effect in the database.
An SPFieldAllDayEvent object can be rendered through the AllDayEventField server control.
The SPFieldAllDayEvent class corresponds to the AllDayEvent data type that is specified through the Type attribute of the Field element.
Windows SharePoint Services 3.0 does not support inheriting from this class.