MoreEnumerableFirstOrDefaultT Method

Returns the first element of a sequence, or a default value if the sequence contains no elements.

Definition

Namespace: MoreLinq
Assembly: MoreLinq (in MoreLinq.dll) Version: 3.4.0+b99a6a8cc504caf2d48372fe54a2f8116c59cd0c
C#
public static T FirstOrDefault<T>(
	this IExtremaEnumerable<T> source
)

Parameters

source  IExtremaEnumerableT
The input sequence.

Type Parameters

T
The type of the elements of source.

Return Value

T
Default value of type T if source is empty; otherwise, the first element in source.

Usage Note

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).

See Also