A Sharp (.NET)

The correct title of this article is A#. The substitution of the # is due to technical restrictions.

A# is a port of the Ada programming language to the Microsoft .NET platform. A# is freely distributed by the Department of Computer Science at the United States Air Force Academy as a service to the Ada community under the terms of the GNU General Public License.

A#

Designed by	Dr. Martin C. Carlisle, Lt Col Ricky Sward, Maj Jeff Humphries
Developer	AdaCore
First appeared	2004; 21 years ago (2004)
Platform	Common Language Infrastructure
OS	Cross-platform
License	GNU General Public License
Website	www.asharp.martincarlisle.com

AdaCore took over this development in 2007, and announced "GNAT for .NET", which is a fully supported .NET product with all of the features of A# and more.^[1] As of 2021, A# has fallen dramatically in popularity and is considered by some to be a dead language (there are no known users or implementations).^{[2][unreliable source?]}

Examples

Hello, world!

with Ada.Text_IO;
use Ada.Text_IO;
procedure Hello_Dotnet is
begin
 Put_Line(Item => “Hello, world!”);
end Hello_Dotnet;

^[3]