C# Span and Memory Optimization

Work with contiguous memory allocations with zero memory allocations.

Span<T> and ReadOnlySpan<T> provide type-safe representations of contiguous regions of arbitrary memory. They enable zero-allocation string slicing and parser performance.

Key Takeaways: C# Span and Memory Optimization

Mastering C# Span and Memory Optimization helps you write clean and reliable C# code. Follow standard conventions, test edge cases, and keep logic simple. Try running the code example below and complete the exercises to build confidence.

C# Span and Memory Optimization Code Example

C#
using System;

class Program {
    static void Main() {
        string url = "https://codesintech.com/services";
        ReadOnlySpan<char> span = url.AsSpan();
        ReadOnlySpan<char> protocol = span.Slice(0, 5);
        Console.WriteLine($"Protocol sliced without heap allocation: {protocol.ToString()}");
    }
}
Output
Protocol sliced without heap allocation: https
Run this example on your own computer. The "Get Started" lesson shows how to set it up.
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