SP.FieldDateTime.displayFormat Property
Applies to: SharePoint Foundation 2010
Gets or sets the format of the date and time that is displayed in the field.
var value = SP.FieldDateTime.get_displayFormat();
SP.FieldDateTime.set_displayFormat(value);
Property Value
Type: SP.DateTimeFieldFormatType
One of the enumeration values that indicate the format of the date and time to display in the field.