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SqlMethods.DateDiffMonth Method (DateTime, DateTime)

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

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

public static int DateDiffMonth(
	DateTime startDate,
	DateTime endDate


Type: System.DateTime

The start date for the time period.

Type: System.DateTime

The end date for the time period.

Return Value

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

Corresponds to the SQL Server DATEDIFF function; using month 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 7, Windows Vista, Windows XP SP2, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5