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World Congress 2023 • Sep 27, 2023

Modern C#: A Dive into the Community's Most Loved new Features.

Louëlla Creemers

Tired of object-oriented boilerplate? Discover how modern C# features like immutable records, advanced pattern matching, and explicit date types create cleaner, safer .NET applications.

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#1 about 3 min

Overview of modern C# feature selections

An introduction to the community's favorite recent language syntax additions inside modern C# development.

#2 about 7 min

Enforcing immutability with robust record types

How record classes and structs enforce strict data immutability while enabling seamless value-based equality checking.

#3 about 6 min

Evaluating complex conditions with C# pattern matching

Using constant, relational, type, and list patterns to replace verbose conditional logic statements cleanly.

#4 about 3 min

Writing concise C# logic using switch expressions

Converting traditional switch statement blocks into streamlined expressions to reduce source code length and overhead.

#5 about 4 min

Decoupling structures with DateOnly and TimeOnly types

Managing discrete component requirements by splitting the standard DateTime type into specific date and time types.

#6 about 4 min

Adopting new C# features and tracking updates

Best practices for safely experimenting with preview functionalities and keeping technical knowledge sharply updated.

#7 about 2 min

Clarifying record immutability and database type support

Analyzing the practical differences between immutable records and classes using initialization setters alongside database considerations.

Matching moments

2:18 min

Integrating new language features for readable async code

Ron Veen Ron Veen · World Congress 2022

7:46 min

Improving syntax with modern switch expressions

Michael Inden · LIVE

2:05 min

Implementing modern language feature advancements carefully alongside readability

Bjarne Stroustrup · World Congress 2022

3:46 min

Working with records for immutability and value equality

Louëlla Creemers Louëlla Creemers · World Congress 2022

8:10 min

Functional programming principles and practical application in C#

Simon Painter · LIVE

3:00 min

Summarizing modern patterns for robust interactive components

Aurora Scharff Aurora Scharff · World Congress 2025

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