What is a namespace in C# and what is it good for?

Experience Level: Junior

Tags: C#

Answer

A namespace is like a box that you can use for storing your classes.
It is used for organizing code.
A namespace can contain zero, one or more classes.
A namespace is created using namespace keyword.
A namespace name consists of one string or multiple strings delimited by dot character.
It is a best practice to start each word of the namespace name by a capital letter.
One namespace can be used in multiple .cs files.
There can be multiple namespaces in one .cs file.

Example

namespace Furniture.Tables {

}

namespace Furniture.Chairs {

}