SqlMethods.DateDiffMonth Method (Nullable(Of DateTimeOffset), Nullable(Of DateTimeOffset))
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Counts the number of month boundaries between two nullable dates.
Assembly: System.Data.Linq (in System.Data.Linq.dll)
'Declaration Public Shared Function DateDiffMonth ( _ startDate As Nullable(Of DateTimeOffset), _ endDate As Nullable(Of DateTimeOffset) _ ) As Nullable(Of Integer)
Parameters
- startDate
- Type: System.Nullable(Of DateTimeOffset)
The start date for the time period.
- endDate
- Type: System.Nullable(Of DateTimeOffset)
The end date for the time period.
Return Value
Type: System.Nullable(Of Int32)When both parameters are not Nothing, returns the number of month boundaries between the two specified dates. When one or both parameters are Nothing, returns a Nothing value.
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.
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