C# Fundamentals · Getting Started · Lesson 2 of 22
Building and Running with .NET
Concept
Building and Running with .NET
The dotnet CLI compiles and runs C# projects. dotnet run builds your code and immediately executes it.
By the end of this lesson
- Explain the core idea behind Building and Running with .NET.
- Predict output before running a change.
- Test one realistic and one unusual input.
- Use the result to make the next decision.
How to study this page
- 1. Read one concept.
- 2. Change the example.
- 3. Run, compare, and explain.
- 4. Complete the challenge below.
ExampleRunnable
// Run: dotnet run
using System;
class Program {
static void Main() {
Console.WriteLine("Running with dotnet!");
}
}Self-check before continuing
Without looking at the example, describe what changes when you modify one input in Building and Running with .NET. Then reopen the editor and prove your explanation with a small test.
You are ready to continue when you can predict, test, and explain the result.
Your turn
Explain, in a comment, what the dotnet run command does.
Loading editor…
Console