What are Some of C# 10 Exciting New Features?

Web Application

Posted on 18 Jan 2022 6 min read Share On:

C# has been available for quite some time. To be more specific, in January 2002, a new edition of this widely-used programming language was launched. The release of .NET 6.0 and Csharp 10 gave a good opportunity to examine some of the most exciting new language features!

C# is unavoidable. Microsoft’s legendary core coding language maintains a significant level of demand, with half a million active users recent, and is among the most widely used languages for desktops and game creators. With Csharp latest Version 10 on the horizon, professionals and development companies should polish up on their C# abilities and C# web development services by knowing about some of the most important current and innovative features.

What are the new features in Csharp 10?

Using Global

This is a brand-new feature that will drastically reduce the amount of code you have to write. Each C# program, as you may know, begins with a list of “using” statements that are needed for the implementations. Furthermore, this can be repetitive at times, particularly if you’re dealing with ASP.NET, where a great deal of this code is rehashed and serves as “noise” for coders.

A further new C# feature in C# 10 is indeed the global keyword. You can specify global use for the overall project if you use them globally. In practice, it is advised to you to set up a separate file, such as using.cs, which contains such requirements. This implies that the project’s remaining files could be streamlined because they don’t have to include all such uses. C# developers refer to this as “vertical (space) wastage.”
Types of structure improvements

The essential enhancements to structure types are included in Csharp 10. In a structural type, you could declare an instance parameterless function Object() { [native code] } and use it to initialise an instance field or property. The expression’s left-hand operand could be any structural type or perhaps an unidentified (reference) type.
Record struct

The record struct and read-only record struct declarations could be used to declare value type records. Well, with record class declaration, you could now specify that such a record is indeed a reference type.
Namespaces for Files

Vertical waste is eliminated by utilizing the global keyword Csharp, and horizontal waste is eliminated by using file namespaces. Fundamentally, this feature seeks to alleviate the indent problems; it’s much more of a cosmetic adjustment that should help your code look much better. You can use this feature to declare the namespace now at the file level.
Strings with constant interpolation

Although we may insert the object straight inside the string without leaving its bounds, string interpolation is quite nice. Let’s start by declaring two variables. And for the second, make an interpolation. We could declare such strings as constants in Csharp 10 because it didn’t change the values.
Record types could seal to String

You could use a sealed modifier when overriding Tostring inside a record type in new C# current version 10. The compiler will not generate a ToString method for just about any associated record types if the ToString method is sealed. A sealed ToString guarantees that all sourced record types are used in the ToString method defined in such a common source record type.
The improved #line pragma

The #line pragma has a new format in C# latest version 10. Although you are unlikely to use the new layout, you will notice its effects. In domain-specific languages (DSLs) like Razor, the improvements allow for more fine-grained outputs. The Razor engine uses these improvements to optimize the troubleshooting experiences. You’ll notice that debuggers could more properly highlight your Razor source.
Keywords for the field

Self-implemented properties aren’t a new feature; they’ve been around since Csharp 3. Once the program is compiled, the compiler creates a private, anonymous field that can only be accessed via the property’s get and set attributes. An init accessor is among the fascinating aspects of the current version of Csharp. Immutable objects become much more versatile with such an accessor, allowing the caller to alter members while building the object. A new keyword in the C# programming language is the field introduced in the latest edition. In general, starting with C# Current version 10, there would be no need to add a new field. The init accessor could also utilize this keyword.
Checking for Null Parameters

One of the worst errors you may have in your code is the Null Reference Exception. You’ll need flawless application architecture and several checking on function parameters to prevent this type of error. This new functionality might enable us to avoid this issue and improve the readability and robustness of our code. With the new version of C# focuses on making this issue easier for us. Put two exclamation marks (known as “Bang bang”) just after the parameter name. The code will check if the newObject is null automatically. If the newObject value is null, the ArgumentNullException would be generated instantly.
Extended Property Pattern and Required Property

Extended property patterns, a new feature, is particularly helpful in situations involving nested properties. In the past, weren’t constructors used more explicitly? Heavy constructors are rarely created nowadays; instead, companies utilize light constructors, in which property values are specified immediately. Required is a new keyword for properties in new C# current version 10. While defining a class, this enables users to make a property necessary. You’ll get an error at compilation time if you attempt to create an object without the required property.
Allow the AsyncMethodBuilder attribute to be applied to methods

In new Csharp current version 10 and later, in contrast to defining the method builder type for all methods which return a particular task-like type, you could define a distinct async method builder for such a single method. A custom async method builder allows for advanced performance optimization instances when a custom builder might well be beneficial.

Conclusion

We’ve learned about some new Csharp features, which the new version of Csharp introduced in this article. Some of these appear to be significant enhancements, and they appear to impact how we approach and create Csharp projects.