C# Feature - Target-typed new

Overview

Target-typed new removes duplicated type names from object creation when the target type is already known.

Introduced In

C# 9.0 (2020)

Before

Dictionary<string, int> counts = new Dictionary<string, int>();

After

Dictionary<string, int> counts = new();

Gotchas & Best Practices

• Use it only when the target type is obvious from context.
• Prefer explicit construction when brevity hurts readability.