Microsoft Visual Studio 2008 Professional _verified_ -

Previously reserved for higher-tier editions, unit testing capabilities were integrated directly into the Professional Edition to help identify errors early in the lifecycle.

The IDE featured a new "split-view" web designer, allowing developers to see HTML code and the visual design simultaneously. It also added built-in support for ASP.NET AJAX , improving the responsiveness of web applications. Microsoft Visual Studio 2008 Professional

The environment supports a diverse range of languages, making it a versatile choice for various project types: The environment supports a diverse range of languages,

For the first time, developers could target multiple versions of the .NET Framework (2.0, 3.0, and 3.5) from within a single IDE. The editor, designers, and debugger would automatically adapt to the specific framework version selected. Previously reserved for higher-tier editions

Combined event-driven simplicity with the power of the modern .NET Framework.