CSharp8CheatSheet

C# 8 Cheat Sheet with code example

Updated according to the Microsoft documentation: https://docs.microsoft.com/en-us/dotnet/csharp/whats-new/csharp-8

1. Default interface methods
2. Nullable reference types
3. Pattern matching enhancements
4. Asynchronous streams
5. Using declarations
6. Enhancement of interpolated verbatim strings
7. Null-coalescing assignment
8. Static local functions
9. Indices and ranges
10. Unmanaged constructed types
11. Readonly-Member
12. Stackalloc in nested expressions
13. Disposable ref structs

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The following features are moved to C# 8.1, 8.2 and 8.x

• Caller expression attribute
• Target-typed new
• Generic attributes
• Default in deconstruction
• Relax ordering of ref and partial modifiers

The following feaures will coming in C# 8.0 MERGED -> To Master

• Default Interface Methods
• Nullable reference type
• Recursive patterns
• Async streams
• Enhanced using
• Ranges
• Null-coalescing Assignment
• Alternative interpolated verbatim strings
• stackalloc in nested contexts
• Unmanaged generic structs
• Static local functions
• Readonly members

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