MoreEnumerableSingleOrDefaultT Method
Returns the only element of a sequence, or a default value if the
sequence is empty; this method throws an exception if there is more
than one element in the sequence.
Namespace: MoreLinqAssembly: MoreLinq (in MoreLinq.dll) Version: 3.4.0+b99a6a8cc504caf2d48372fe54a2f8116c59cd0c
public static T SingleOrDefault<T>(
this IExtremaEnumerable<T> source
)
<ExtensionAttribute>
Public Shared Function SingleOrDefault(Of T) (
source As IExtremaEnumerable(Of T)
) As T
public:
[ExtensionAttribute]
generic<typename T>
static T SingleOrDefault(
IExtremaEnumerable<T>^ source
)
[<ExtensionAttribute>]
static member SingleOrDefault :
source : IExtremaEnumerable<'T> -> 'T
- source IExtremaEnumerableT
- The input sequence.
- T
-
The type of the elements of source.
T
The single element of the input sequence, or default value of type
T if the sequence contains no elements.
In Visual Basic and C#, you can call this method as an instance method on any object of type
IExtremaEnumerableT. When you use instance method syntax to call this method, omit the first parameter. For more information, see
Extension Methods (Visual Basic) or
Extension Methods (C# Programming Guide).