Winter sales C# week
Save up to 80 % on our C# e-learning courses. Only this week!
Get up to 50 % extra points for free! More info

Lesson 10 - More on LINQ operators

In the previous lesson, LINQ operators in C# .NET, we started going over LINQ query operators. In today's tutorial, we're going to continue learning about operators.

Element operators

Since queries always returns a collection, there are operators with which we can access a particular element directly.


Returns the first element of a query result. This one is useful mainly in cases where we're only interested in the first result or if the query only returns a single element.

int[] numbers = { 3, 5, 8, 5, 9, 1, 3, 4 };

var number = (from n in numbers
             where (n > 5)
             select n).First();

The query will select:


First with a condition

If we need to save our work, in some cases, we may specify the condition right into the First() method:


...End of the preview...

Premium article

Premium article is a large database made up of manuals and tutorials, whose main goal is to provide high-quality IT education to everyone. We started out in the Czech republic, where we display roughly a million articles per month and receive plenty of gratitude from our users. Thanks to our successful establishment, we are now bringing these articles to the rest of the world.

Although we are trying to keep our content free of charge, maintaining the site is a huge effort for everyone involved. Therefore, some content (exercises and more advanced material) costs network points. Don't worry, they're really cheap :)

Article description

Requested article covers this content:

We'll describe some more LINQ operators which you can use in LINQ queries in C# .NET. These will be first, last, range, repeat, any, all, sum, min and max.

Limited offer: Learn all knowledge and save money

Buy articles and tests separately one by one 40 points
Buy the course including all articles and features for an exclusive price 31 points
Currently, you have 0 points
By buying this exclusive package, you'll have access to all 11 articles in this course including exercise submitting while saving $0.83. This is a time limited offer for all articles in this course. Buy it now and gain a limited 23% discount.
You gain 31 points for adding an article to the site, or for $3.60 $2.77

Buy just this article

To access the article, you need 10 points
Currently, you have 0 points
You gain 10 points for adding an article to the site, or for $0.90

Buying this article gives you unlimited access to it forever. You will learn some more and help us keep giving our site maintenance which helps you and others get better futures. It's a win-win.

This article is licensed :Premium, by buying this article, you agree with the terms of use.

You gain points by supporting our network. This is done by sending a helpful amount of money to support the site, or by creating content for the network.

You can get points immediately using:

Credit card SMS Wire transfer
Credit card SMS Wire transfer


Article has been written for you by David Capka
The author is a programmer, who likes web technologies and being the lead/chief article writer at He shares his knowledge with the community and is always looking to improve. He believes that anyone can do what they set their mind to.
Unicorn College The author learned IT at the Unicorn College - a prestigious college providing education on IT and economics.
Previous article
LINQ operators in C# .NET
All articles in this section
Collections and LINQ in C# .NET
Next article
LINQ operators pt. 3 and deferred execution in C# .NET
Activities (5)