# Select()

A LINQ operation that transforms every item in a sequence.

## What does **Select()** do in C#?

**Select()** — A LINQ operation that transforms every item in a sequence.

```csharp
class NameFormatter
{
    IEnumerable<string> Uppercase(IEnumerable<string> names)
    {
        return names.Select(name => name.ToUpper());
    }
}
```

Level: Freelancer · [More C# terms at this level](https://www.ask-codey.com/glossary/subjects/c-sharp/freelancer)

Updated: September 27, 2026

Source: https://www.ask-codey.com/glossary/select