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C# Thematic Hubs

These hub pages group only directly related feature guides. They are narrower than the older group pages and are intended for topic-based browsing.

HubFocus
Null HandlingFallbacks, null-safe access, and nullability annotations.
Pattern MatchingMatching values and shapes declaratively.
Async and AwaitAsynchronous control flow and async entry points.
String Literals and InterpolationBuilding, formatting, and optimizing strings.
Object Construction and InitializationConstructing and initializing objects with less boilerplate.
Collections and QueriesQuerying, projecting, and shaping data sequences.
Resource ManagementDeterministic disposal in synchronous and asynchronous code.
Code OrganizationStructuring files and projects with modern C# syntax.
Memory and PerformanceLow-allocation and low-level performance features.