DayOfMonth identifies the day of the month. Valid values are 1 to 31 and -31 to -1. A negative value indicates the n'th day to the end of the month where 'n' is the absolute value of the negative value. For example, -1 specifies the last day of the month. Likewise -10 specifies the 10th day to the last day the month.
Target Platforms: Android 4.4+, iOS 8+
Development Environments: Visual Studio 2015+, Visual Studio for Mac Preview, Xamarin for Visual Studio 4.2+