MoreEnumerableExactlyT Method

Determines whether or not the number of elements in the sequence is equals to the given integer.

Definition

Namespace: MoreLinq
Assembly: MoreLinq (in MoreLinq.dll) Version: 3.4.0+b99a6a8cc504caf2d48372fe54a2f8116c59cd0c
C#
public static bool Exactly<T>(
	this IEnumerable<T> source,
	int count
)

Parameters

source  IEnumerableT
The source sequence
count  Int32
The exactly number of items a sequence must have for this function to return true

Type Parameters

T
Element type of sequence

Return Value

Boolean
true if the number of elements in the sequence is equals to the given integer or false otherwise.

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).

Example

C#
var numbers = new[] { 123, 456, 789 };
var result = numbers.Exactly(3);
The result variable will contain true.

Exceptions

See Also