# Field

A variable declared in a class and stored with an object or the class itself.

## What is **Field** in C#?

**Field** — A variable declared in a class and stored with an object or the class itself.

```csharp
class Book
{
    string title;

    Book(string title)
    {
        this.title = title;
    }
}
```

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

Updated: September 27, 2026

## In other subjects

- [Field in Java](https://www.ask-codey.com/glossary/field)

Source: https://www.ask-codey.com/glossary/field-c-sharp