Welcome to the Treehouse Community

The Treehouse Community is a meeting place for developers, designers, and programmers of all backgrounds and skill levels to get support. Collaborate here on code errors or bugs that you need feedback on, or asking for an extra set of eyes on your latest project. Join thousands of Treehouse students and alumni in the community today. (Note: Only Treehouse students can comment or ask questions, but non-students are welcome to browse our conversations.)

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and a supportive community. Start your free trial today.

C# C# Basics (Retired) Perfect Integers and Doubles

A system.double is the full name of the double? To be sure is system a namespace in this context or something different?

.

1 Answer

Keegan Usher
Keegan Usher
26,226 Points

Yes, System is a namespace but double is something different. Double is not a class but a struct. Here is a link for more details on Structs. https://docs.microsoft.com/en-us/dotnet/csharp/programming-guide/classes-and-structs/using-structs

Hope this helps.