Gets or sets the format of the date and time displayed in the control.
Assembly: System.Windows.Forms (in System.Windows.Forms.dll)
This property determines the date/time format the date is displayed in. The date/time format is based on the user's regional settings in their operating system.
The following code example sets the CustomFormat property so that the DateTimePicker will display the date as "June 01, 2001 - Friday". This code assumes that an instance of a DateTimePicker control has been created on a Form.
Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.