C#LINQCount
All

CountLINQ

Sum

Returns the number of elements in a sequence.

Syntax

source.Count(predicate?)

Example

Enter values below to update the example in real time.

var
numbers
new
List
Console
WriteLine
var numbers = new List<int> { 1, 2, 3, 4, 5 };
Console.WriteLine(numbers.Count());              // 5
Console.WriteLine(numbers.Count(n => n > 3));   // 2