DateDiffDay Method (DateTime, DateTime)

SqlMethods.DateDiffDay Method (DateTime, DateTime)

[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]

Counts the number of day boundaries between two non-nullable dates.

Namespace:  System.Data.Linq.SqlClient
Assembly:  System.Data.Linq (in System.Data.Linq.dll)

'Declaration
Public Shared Function DateDiffDay ( _
	startDate As DateTime, _
	endDate As DateTime _
) As Integer

Parameters

startDate
Type: System.DateTime
The start date for the time period.
endDate
Type: System.DateTime
The end date for the time period.

Return Value

Type: System.Int32
The number of day boundaries between the two specified dates.

Corresponds to the SQL Server DATEDIFF function; using day to specify the type of time boundary crossed. For more about this SQL Server function, see DATEDIFF in the Microsoft SQL Server Books Online.

Windows Phone OS

Supported in: 8.1, 8.0

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