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Lesson 22 - Records in C# .NET

In today's C# .NET object-oriented programming tutorial, we'll introduce records.

Records

We can say about records that these are reference types that behave as value ones. Simply said, it's a class with properties with init setters, which already has certain methods overridden. A record declaration looks like this:

public record HumanRecord(string FirstName, string LastName);

The code above corresponds to a class like this:

public class HumanClass
{
    public string FirstName { get; init; }
    public string LastName { get; init; }

    public HumanClass(string firstName, string lastName)
    {
        FirstName = firstName;
        LastName = lastName;
    }
}

Note that we have init instead of set in properties. This is exactly how records behave, which is why they are basically read-only. Records already have


 

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The C# .NET tutorial is about records - a reference type that provides pre-made methods for ensuring equality of values.

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Article has been written for you by Filip Smolík
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