firstFirstOrDefaultT Method (IEnumerableT, T)

Parameters

this

Type: System.Collections.GenericIEnumerableT
The IEnumerableT to check.

def

Type: T
The value to return if this is empty.

Type Parameters

T

The IEnumerableT's type.

Return Value

Type: T
The first value in this or def if this is empty.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type IEnumerableT. 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).