The class library, UtilityLibraries.StringLibrary, contains a method named StartsWithUpper. Public Function StartsWithUpper(str As String) As Boolean Public static bool StartsWithUpper(this string? str) If the language you want to use isn't shown, change the language selector at the top of the page. Replace the code in the code window for Class1.cs or Class1.vb with the following code, and save the file. In this tutorial, you define a top-level namespace by using the namespace keyword in the code file. If you're using Visual Basic, clear the text in the Root namespace text box.įor each project, Visual Basic automatically creates a namespace that corresponds to the project name. The Target Framework text box shows that the project targets. Right-click on the library project in Solution Explorer, and then select Properties. NET 8 (Preview), and then choose Create.Ĭheck to make sure that the library targets the correct version of. On the Additional information page, select. ![]() On the Configure your new project page, enter StringLibrary in the Project name box, and then choose Next. Choose the Class Library template, and then choose Next. Choose C# or Visual Basic from the Language list, and then choose All platforms from the Platform list. On the Add a new project page, enter library in the search box. Right-click on the solution in Solution Explorer and select Add > New Project. ![]() NET class library project named "StringLibrary" to the solution. On the Configure your new project page, enter ClassLibraryProjects in the Solution name box. Choose the Blank Solution template, and then choose Next. On the Create a new project page, enter solution in the search box. On the start window, choose Create a new project. You'll add additional, related projects to the same solution. A Visual Studio solution serves as a container for one or more projects. Start by creating a blank solution to put the class library project in. NET 8 SDK is automatically installed when you select this workload.įor more information, see Install the. NET desktop development workload installed. When you create a class library, you can distribute it as a NuGet package or as a component bundled with the application that uses it. ![]() NET 8, it can be called by any application that targets. NET Standard 2.0, it can be called by any. In this tutorial, you create a simple class library that contains a single string-handling method.Ī class library defines types and methods that are called by an application.
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