C# 13 introduces new features focusing on flexibility, performance, and enhancing everyday use. Key updates include enhancements to params collections, new lock object improvements for mutual exclusion, index operator improvements, a new escape sequence for the ESC character, and the introduction of partial properties. Additionally, there are enhancements to method group natural type determination and relaxed restrictions for ref and unsafe contexts in async methods and iterators. The preview can be tried with the latest .NET 9 and Visual Studio 2022 updates.
Table of contents
Try C# 13 todayparams collectionslock objectIndex from the end in initializersEscape sequence \ePartial propertiesMethod group natural type improvementsallows ref structref and unsafe in async methods and iteratorsUpdate on Extension TypesSummary3 Comments
Sort: