Editing Coroutine (section)

===.NET Framework===
During the development of the [[.NET Framework]] 2.0, Microsoft extended the design of the [[Common Language Runtime]] (CLR) hosting APIs to handle fiber-based scheduling with an eye towards its use in fiber-mode for SQL server.<ref name="cbrumme-fibermode">http://blogs.msdn.com/cbrumme/archive/2004/02/21/77595.aspx {{Webarchive|url=https://web.archive.org/web/20071221020132/http://blogs.msdn.com/cbrumme/archive/2004/02/21/77595.aspx |date=2007-12-21 }} , Chris Brumme, [http://blogs.msdn.com/cbrumme/default.aspx cbrumme's WebLog] {{Webarchive|url=https://web.archive.org/web/20071211021110/http://blogs.msdn.com/cbrumme/default.aspx |date=2007-12-11 }}</ref> Before release, support for the task switching hook ICLRTask::SwitchOut was removed due to time constraints.<ref>{{Cite web|last=kexugit|title=Fiber mode is gone...|url=https://docs.microsoft.com/en-us/archive/blogs/dinoviehland/fiber-mode-is-gone|access-date=2021-06-08|website=docs.microsoft.com|date=15 September 2005|language=en-us|archive-date=2021-06-08|archive-url=https://web.archive.org/web/20210608142256/https://docs.microsoft.com/en-us/archive/blogs/dinoviehland/fiber-mode-is-gone|url-status=live}}</ref> Consequently, the use of the fiber API to switch tasks is currently not a viable option in the .NET Framework.{{Needs update|date=February 2023|reason=Coroutines have been a major part of mainstream .NET programming for years now.}}