Blazor server app. Select the C# project template for Windows Forms App and select the Next button: In the Configure your new project dialog: Set the Project name to 5 days ago · For the release of . The testing tool inspects and interacts with the CUT through the browser. The final project folder structure should have the following layout: BlazorSampleSolution (top-level solution folder) BlazorSample (original ASP. Dec 17, 2018 · Sorted by: 66. @using Microsoft. Introduction to the Blazor Server . NET technology, you can leverage your existing experience and skills to build Blazor apps. Blazor WebAssembly introduces another option for Blazor apps, allowing them to run in the browser using WebAssembly. Circuit handler to capture users for custom services. When using the examples with . To avoid this double-rendering behavior in a Blazor Server app, pass in an identifier to cache the state during prerendering and to Blazor Web App registration. Blazor WebAssembly is still in preview, but is Feb 9, 2024 · This section only applies to Blazor WebAssembly apps. . In the server-side app's Program file, add IHttpClientFactory and related services that allow the app to create HttpClient instances: Aug 15, 2023 · Currently, we have 4 hosting models for Blazor: WebAssembly (web apps) Server (web apps) Hybrid (desktop & mobile apps) Mobile Blazor Bindings (experimental) The great thing? Components from the top three models are usually interchangeable. Exercise - Create and run a Blazor web app 8 min. NET CLI. This section applies to Blazor Web Apps. webassembly. To apply a render mode to a component use the @rendermode directive Mar 1, 2024 · Next, copy the . Publish a hosted Blazor WebAssembly solution from the Server project. Blazor Projects. unless you enable signal/r service (an extra charge) you will be limited to about concurrent 300-350 blazor clients (max web sockets) Apr 13, 2022 · For example, using an HTTP POST request. NET Core. First, you'll create the initial Blazor Server project and you'll set up Entity Framework Core. Start by using the pre-built Blazor Server and Blazor WebAssembly templates that are available through the . May 25, 2020 · Here is a blog article where the problem is explained, basically there are the following steps needed: Open your firewall on the specific port. Blazor Server and Apr 2, 2020 · 5 Answers. Threading. Client resources and capabilities are fully leveraged. If the two projects aren't present, start over and confirm passing the -ho or --hosted option to the dotnet new command when creating the solution. DetailedErrors option to control producing detailed information on errors for Razor component server-side rendering. This article explains how to configure server-side Blazor for additional security scenarios, including how to pass tokens to a Blazor app. Work is offloaded from the server to the client. Run() statement Jan 12, 2022 · To clarify the last part, you can create a client side app that explicitly uses http requests to get data from the server, instead of letting Blazor handle it implicitly. Net 8. Aug 3, 2023 · Latest posts. Exercise - Add a component 4 min. This approach is useful if you're concerned that code added to the app in the future consumes one or more transient disposable services, including services added by libraries. NET Runtime on Ubuntu. The main thing that I took out of that example was the additions to the Configure in the startup of the server side app. builder. . Blazor snippet sample apps. UseStaticFiles() (without any parameters). Web; Add a namespace for the app's components. NET to provide a modern and high-performance web development Sep 21, 2021 · 3. The [Authorize] attribute is available in Razor components: Mar 1, 2024 · Custom code can be added to a server-side Blazor app to detect server-side disposable transient services in an app that should use OwningComponentBase. Uri. Append("") and Request. When the app executes, it creates and runs a web host instance using defaults specific to web apps. It only takes a matter of seconds to wire up an app to Azure Active Directory with support for single or multiple organizations. Select Static Web App. Summary 2 min. NET Core; Size limits on JavaScript interop calls Mar 12, 2024 · Pass tokens to a server-side Blazor app. You can create a controller class manually by adding a new class file to the Controllers folder and inheriting from the Controller base class. Search for Static Web Apps. 0 Preview 6, we added authentication & authorization support to server-side Blazor apps. Safari on iOS and macOS. cshtml file, and then remove the Index. This was a "oh-duh!" moment for me. Apr 2, 2020 · It supports uploading of single and multiple files in Blazor and is easy to use (and you don't need to add your own JS files etc. Apr 30, 2018 · 11. AddHttpContextAccessor(); You also need this in <component-name>. NET Core app that runs on a web server. Besides, you can also search "blazor server jwt authentication example", there have much sample online, might be they are the Asp. If you've created a folder for the project and the command shell is open in that folder, omit the -o|--output option and value to create the project. Jul 3, 2019 · 4 Answers. Authorizing content can be provided in an app's AuthorizeView component, but the content is never displayed. 0. Feb 9, 2024 · Install the latest version of Visual Studio with the ASP. A quick-start project that helps you create the Blazor TreeGrid of Syncfusion in a Blazor server application. NET Core 6 Blazor Server Application with EF Core, you’ll learn how to build a data-driven web application from start to finish. Add the Microsoft. Blazor Server is a great way to add client-side functionality to your existing and new web apps using your existing . In a Blazor Server app, the data is already on the server, but it must be persisted. Launch Visual Studio. Now use the below line to get the current URL: string Url = NavManager. "); if it's Blazor WebAssembly, I see the message in the browser´s console. 1 as the target framework, then Nov 10, 2023 · cd 2-Authorization\2-call-own-api-blazor-server\ToDoListAPI dotnet run Then, open a separate command terminal and run: cd 2-Authorization\2-call-own-api-blazor-server\ToDoListClient dotnet run Explore the sample. The following table shows the available render modes for rendering Razor components in a Blazor Web App. When paired with . The example above shows how to link two client side Blazor apps with a single server side Blazor app in a single solution. Oct 10, 2019 · With . When using Blazor's enhanced navigation feature, which allows the user to avoid reloading the entire page, page Nov 21, 2019 · The following describe how you can create a Blazor Server App with the Identity UI: Start creating a Blazor App. When a Blazor WebAssembly app is published, the output is statically compressed during publish to reduce the app's size and remove the overhead for runtime compression. Startup. Chrome on Android. Http. There is a fundamental incompatibility in their objectives and design. NET 8 (and later releases), the sample apps for Blazor Web App and Blazor WebAssembly both supply snippets to articles and are fully working demonstration sample apps. [Authorize] attribute. NET Core server-side web app. NET Core framework. cs: public static IHostBuilder CreateHostBuilder(string[] args) =>. You can also learn how to add useful features to the TreeGrid: paging, sorting, and filtering. Every component in a Blazor Web App adopts a render mode to determine the hosting model that it uses, where it's rendered, and whether or not it's interactive. Share. NET 7. Create a data transfer service MetadataTransferService. NET Core > App > Blazor Server App and select Next: Select . Just put @page "/" on top of your page you want to be default. Once the project is created, it contains all the configuration elements in its appsettings. 2 days ago · This guidance applies to the Client project of a hosted Blazor WebAssembly solution or a Blazor WebAssembly app. These steps use the native Blazor Server technique and no third party is required. Now. If we provide a reference of blazor. Remove @page "/" from Index. Therefore just a few steps are necessary to get your app up and running on Ubuntu and apache. App. NET Core's HTTP Caching Middleware always honors a valid no-cache Cache-Control header sent by a client. and then in my case I needed the file in a byte array: @code {. Open Program. Use server-side techniques to handle bad requests. ASP. Select Blazor Web App. Components. You signed out in another tab or window. cs. NET and web development workload. start configuration, it's wise to match the server-side environment to the environment set on the environment property. Current†. 0, Authentication type to none and click Create. razor. This will render the Syncfusion Blazor Calendar component in your default web browser. Every event in the browser is sent to the server, the server modifies the state and sends the updated DOM difference which gets applied on the client-side. NET Core project) BlazorSample. Mar 8, 2024 · The web API app is a separate app from the Blazor Web App, possibly hosted on a different server. Select . Mar 1, 2024 · In an app created from the Blazor WebAssembly project template, the HeadOutlet component is added to the RootComponents collection of the WebAssemblyHostBuilder in the client-side Program file: C#. Improve this answer. Add both services as scoped at Startup. We can then look in the Google Chrome Web Browser DevTools and see the cookie has been created. Name the project as BlazorServerDemo and click Aug 27, 2022 · how to set identity on server side for a client on blazor server with JWT. cshtml file, or provide a different route template to its @page directive e. Install the . Let’s build a new blazor server app and explore the possibilities. Create a service MetadataProvider. You signed in with another tab or window. Feb 9, 2024 · Blazor is a . There are a couple of solutions, but my favorite is by configuring StaticFileOptions in the Services collection before calling app. Aug 30, 2023 · Visual Studio starts Kestrel, opens a browser to https://localhost:5001, and displays your Blazor web app. razor) is similar to the App component found in Blazor Server apps: The CascadingAuthenticationState component manages exposing the AuthenticationState to the rest of the app. Mar 1, 2024 · For Blazor Web Apps that set the webAssembly > environment property in Blazor. NET 8 comes a new template for Blazor applications simply called Blazor Web App, and by default all components use server-side rendering. 5. 11‡. We can enter a username and password and click the Login button. Once you’ve done that, the New Project Dialog will appear. Sep 28, 2022 · VS 2022 Version 17. js instead of blazor. I usually do something like this: Console. If it's Blazor Server App I see the message in the Output window. Handling data access in Blazor apps is the subject of the Dealing with data section. json to function. Blazor use HTML and CSS. For more information on forms and validation in Blazor apps, see the Blazor documentation. 0, you can build rich interactive client-side UI today with Blazor Server. Take the following steps to register a root component as a custom element in a Blazor Web App. However, the text and code examples that pertain to interacting Render modes. The -o|--output option creates a folder for the project. NET. (In the output window, there is a dropdown - select: " ASP. – Panagiotis Kanavos. NET Web Forms, like having a reusable component model and a simple way to handle user events, it also builds on the foundations of . BlazorApp / BlazorApp. On the next screen in wizard, we can select the target framework. Client: A Blazor Web App that calls the web API app with an HttpClient for todo list operations, such as creating, reading, updating, and deleting (CRUD) items from the todo list. NET Core app configuration in the Server project of a hosted Blazor WebAssembly solution, see Configuration in ASP. Cookies[] options do not work. Creating a new Blazor Server project. Blazor Server, at its heart, is an ASP. NET server-side dependency. With Blazor, build web apps using reusable components that can be run from both the client and the server so that you can deliver great web experiences. If you want to perform authentication before the Blazor App is being render, add the code snippet from above in the _Host. Mar 1, 2024 · Detailed errors for Razor component server-side rendering. On first screen, we need to search for the project template. The horizontal menu comes from Bootstrap , it's not something specific to MVC - it's just a bootstrap navbar. For more information, see: ASP. Feb 6, 2023 · In this course, Building a Data-driven ASP. Now that the repository is created, create a static web app from the Azure portal. Cookies. Then, select “ASP. This is worth mentioning as you can think of the various render modes as progressive enhancements to each other, with server-side rendering as the base level and auto mode the most advanced. The examples in this article take advantage of new . cshtml file. Because Blazor Server apps use pre-rendering the spinner will not appear, to show the spinner the long operation must be done in OnAfterRender. In this tutorial, you will learn how to configure and use logging in Blazor apps, as well as how to write log messages from Razor components. For server-side ASP. Render the UI as HTML and CSS for wide browser support, including mobile browsers. Open Visual Studio and select File >> New >> Project. cshtml. NET Core inside the Visual C# menu from the left panel. ). You can also use the menu option File->New Solution as shown below. dotnet new blazorserver -o Demo. The entire application runs on the server and the pages/components are rendered on the server before being sent as HTML to the client. Create a Windows Forms Blazor project. Client project's folder from the donor Blazor Web App into the solution folder. For this scenario, you need to create the corresponding API endpoints on the server using controllers Jan 5, 2024 · Create The Blazor Server Azure B2C Application. net8 (or higher) installed select Create a new project. Razor components 8 min. NET 8 or later) Blazor Server (. This sample explains how to add columns and show parent-child flat data using the expand and collapse options. Feb 12, 2024 · Every component in a Blazor Web App adopts a render mode to determine the hosting model that it uses, where it's rendered, and whether or not it's rendered statically on the server, rendered with for user interactivity on the server, or rendered for user interactivity on the client (usually with prerendering on the server). cs file, as you would see in a Console app. NET frontend web framework that supports both server-side rendering and client interactivity in a single programming model: Create rich interactive UIs using C#. While I always assumed memory leaks were a thing of the past with . NET process and render web UI to an embedded web view control. cs: services. Feb 9, 2024 · Create a new Blazor Web App named TodoList in a command shell: . Feb 9, 2024 · The App component (App. We can now hit F5 to run the application. The following example demonstrates uploading files from a server-side app to a backend web API controller in a separate app, possibly on a separate server. NET 7 or earlier, minor modifications are required. Dec 20, 2023 · When using blazor web app, which is similar to blazor server, but there's no web assembly, no web socket involved here, because blazor web app allows us to have client-side interactivity on a per page or per component, we can also enable it for the whole application. I've been trying to figure out how to do this as well. Sorted by: 83. If you haven't signed in to a CIAM account Jan 22, 2020 · Creating a new Blazor Server Project. Server-side Blazor apps know the authentication state as soon as the state is established. NET 6 Building a Website Create Product List Page Manage Shopping Cart Collect Information Blazor Server Fundamentals Component Component Lifecycle Website Layout Routing and Parameterized Route Navigation Styling Component with CSS Component Interaction Cascading Parameter Parameter Transfer Service Content Blazor server-side allows developers to build UI with C# and Razor on the server and for the UI to be interactively connected to the browser in real-time using a persistent SignalR connection. You will also see how to use different logging providers and levels to control the output and scope Spinner and server side prerendering. When you first launch Visual Studio for Mac you will see the dialog that follows: To get started you will first click New to begin creating your new Blazor Server app. PWAs, by design, are supposed to be used offline. Logging is a powerful tool for debugging and monitoring your app's performance and health. Introduction 1 min. Oct 4, 2019 · 2. Client project folder from the donor Blazor Web App) Oct 3, 2022 · Place the following code snippet in the _Imports. Create a new project: For a Blazor Server experience, choose the Blazor Server App template, which includes demonstration code and Bootstrap, or the Blazor Server App Empty template without demonstration code and Bootstrap. Because Blazor is an ASP. Set the authentication scheme. Create a static web app. Watch the series. I am setting up a timer in a Blazor server-side page. Otherwise, prerendering on the server will operate under a different environment than rendering on the client, which results in arbitrary effects. Web namespace to the top of the server-side Program file: using Microsoft. NET Core Blazor environments; Response caching in ASP. Select the Publish {APPLICATION} command from the Build menu, where the {APPLICATION} placeholder the app's name. The menu is little different than the one use eg by the Angular (or any SPA) template, on purpose. Create project screen. NET SDK or . Knowledge check 3 min. The goal is to call an API every x seconds and based on the return value, update the UI. The AuthorizeRouteView component makes sure that the current user is authorized to access a given page or otherwise renders the RedirectToLogin a blazor server app uses signal/r and creates separate thread for each connection. Mar 1, 2024 · The loading progress indicator used in Blazor WebAssembly apps isn't present in an app created from the Blazor Web App project template. Adding an endpoint. Tap the link and select Individual User Account. ToString(); Share. The server-side ASP. IDEs with this functionality are a graphical way to call the CLI and For the release of . Oct 5, 2019 · I thought I create a web application and put (1) in a background service (IHosteService), put the web application on an always-on server, and then use the the Blazor web page to do (2) in a web browser on my computer. js is the only component that separates a server-side Blazor app from a client-side Blazor app. Share server-side and client-side app logic written in . g. 0 for all available IP-addresses in Program. NET MAUI app, and pointed to the root of the Blazor app. In this post we will see how to host and publish a blazor server web app on Ubuntu and apache. Insert the new endpoint definition right above the app. NET skills and assets. Authorization @attribute [Authorize] In that case, when the Index page is hit, the user will be redirected to the Login page. Blazor Web App (. The app is fully functioning after downloaded to the client. Blazor relies on the server to perform content negotiation and serve statically-compressed files. Apps are published for deployment in Release configuration. Feb 9, 2024 · A hosted deployment serves the Blazor WebAssembly app to browsers from an ASP. The web host manages the Blazor Server app's lifecycle and sets up host-level services. Client (. I used it for single file uploads - all you need to do is add the InputFile component in the Razor page: <InputFile OnChange="@SingleUpload" />. Use the RazorComponentsServiceOptions. UI updates are handled over a SignalR connection. Build web apps with Blazor. Select the publish target. Follow. Add the Redirect URI in the Azure App Registration Feb 9, 2024 · E2E testing: A test runner runs a Blazor app containing the CUT and automates a browser instance. The two apps are deployed together. Jul 23, 2020 · Blazor Timer call async API task to update UI. The Razor components run natively in the . razor file. This model is intended to make Blazor appealing to current C# developers, since they Nov 17, 2023 · Add the Syncfusion Blazor Calendar component in the ~/Pages/Index. Blazor enables you to create progressive web apps using C#, having significantly less reliance on JavaScript that was necessary in previous versions of ASP. 0 or earlier) Blazor WebAssembly This approach isn't normally applicable to server-side Blazor apps. Add<HeadOutlet>("head::after"); When the ::after pseudo-selector is specified, the contents of the root component are Aug 9, 2018 · The blazor. NET CLI or an IDE such as Rider . Feb 9, 2024 · This article explains how to load JavaScript (JS) in a Blazor Web App with static server-side rendering (static SSR) and enhanced navigation. After selecting the project, a “New Project” dialog will open. 0 I want to create a Blazor Server app : in the VS 2022 but see only 3 templates: Blazor Server App Empty Blazor WebAssembly App Empty NETMAUI Blazor App But here Apr 30, 2018 · 11. Mar 1, 2024 · Blazor is a framework for building interactive web UIs with C#. Feb 9, 2024 · The following sections and examples in this article for embedding Razor components of the client Blazor WebAssembly app into pages and views of the server app require additional configuration. First of all, inject NavigationManager into the component in which you need to get the current URL as below: @inject NavigationManager NavManager. In the Start Window, select Create a new project: In the Create a new project dialog, filter the Project type dropdown to Desktop. Mar 1, 2024 · Perform a manual browser refresh of any webpage of the Blazor app to reload JS files from the server. To publish locally, select Folder. Note: At the time when this answer was written, accessing the HttpContext was done as described above. For client-side rendering (CSR), which Jul 1, 2019 · With . Sep 20, 2020 · This seems promising: Blazor with multiple apps. Press OK The following steps are the steps to implement SEO for Blazor Server. Additional resources. ToString(); Blazor is a Single Page Application (SPA) web framework that is part of the ASP. After starting the application, go to the url https://localhost:44321 in any web browser. NET Core Web Application” from the available project types. This module is part of these learning paths. Playwright for . On the Start Window, select New to create a new project: In the New Project dialog box, select . Add the following to Blazor. razor page and surround all the existing code in a CascadingAuthenticationState tag. 0 or earlier) Blazor WebAssembly; Community help and support Feb 9, 2024 · The Blazor Server templates create the initial files and directory structure for a Blazor Server app: If the blazorserver template is used, the app is populated with the following: Demonstration code for a FetchData component that loads data from a weather forecast service ( WeatherForecastService ) and user interaction with a Counter component. – May 14, 2022 · What is the easiest way to create and read cookies on Blazor server side. NET Core Web Server"). A component running in a Blazor WebAssembly app, can be lifted and run in a Blazor Hybrid application and Feb 9, 2024 · Using Microsoft Graph with a client-side Blazor WebAssembly app and the AAD B2C identity provider isn't supported at this time. Access AuthenticationStateProvider in outgoing request middleware. Timer((_) =>. Blazor server, by architecture, is controlled from the server-side. net, it clearly was not the case. Once the appropriate template is selected, on next screen, you can specify the project name and solution name. If I remember correctly, Blazor uses bootstrap too. Dec 28, 2021 · A blazor server app runs heavily on the server, and if there are references that are not getting released, it holds the object in memory and you have a memory leak. Let’s select . net core Hosted Blazor WebAssembly application, you can refer to the server project configuration. RootComponents. so as long as the connection is open (blazor app open in browser) it is going to be using resources (websocket) . After an app is deployed Mar 14, 2024 · The service works in conjunction with the app's Blazor Hub for scaling up a server-side app to a large number of concurrent SignalR connections. It seems all the solutions out there is for Blazor Web-assembly, and whenever I use those the Response. The BlazorWebView control can be added to any page of a . The AuthorizeRouteView component makes sure that the current user is authorized to access a given page or otherwise renders the RedirectToLogin Feb 7, 2022 · Blazor Server. Go to the Azure portal. After the server connection has been established. Mar 1, 2024 · Blazor Web Apps don't use the NotFound parameter (<NotFound></NotFound> markup), but the parameter is supported for backward compatibility to avoid a breaking change in the framework. Reload to refresh your session. Use OnAfterRenderAsync over OnInitializeAsync to avoid a delayed server-side rendering Feb 9, 2024 · Confirm that a hosted Blazor WebAssembly app was created: Confirm the presence of a Client project and a Server project in the app's solution folder. var timer = new System. NET 7 in the dropdown. Select Create. cshtml file to the Home. Blazor Server is built to scale for all your web app needs. NET Core app. The Blazor Server app's entry point is defined in the Program. @inject IHttpContextAccessor httpContextAccessor. Select Create a Resource. On the client, configuration is loaded from the following app settings files by default: Sep 28, 2022 · Visual Studio 2022 – Create Blazor Server App. I stumbled across this known Blazor issue which explains the problem: Passing options to UseStaticFiles breaks Blazor Server's static file service #19578. NET Runtime on Ubuntu First we need to install the . AspNetCore. Name the project BlazorAzureB2C and click Next. Blazor is a modern front-end web framework based on HTML, CSS, and C# that helps you build web apps faster. For example, here is how I would create the ProductsController class manually: Notice that I have added two attributes to the class: [ApiController] and [Route ("api Dec 18, 2019 · Open the App. Time = DateTime. In the window titled Create a new Blazor app do this: Select Blazor Server App; On the right side of the window is a link with the text Change, under the Authentication title. Press Ctrl + F5 (Windows) or ⌘ + F5 (macOS) to launch the application. NET is an example of an E2E testing framework that can be used with Blazor apps. Some apps depend on JS to perform initialization tasks that are specific to each page. Specify your IP-address or 0. NET/C# features. dotnet new blazor -o TodoList. cs and find the section where the WebApplication instance is created. Use a default Razor Pages or MVC layout file in the Server project. Mozilla Firefox. Next, you'll learn how to read and show employees in a paginated table and This section applies to Blazor Server apps. Jul 21, 2023 · Name your repository my-first-static-blazor-app. Check out the documentation for getting started with Syncfusion Blazor Components in Visual Studio and much Jul 21, 2020 · Blazor Server, the one that we will focus on this blog post, provides support for hosting Razor components on the server in an ASP. The AuthorizeRouteView component makes sure that the current user is authorized to access a given page or otherwise renders the RedirectToLogin These apps, known as Blazor Hybrid apps, enable a Blazor web app to be integrated with platform features and UI controls. Feb 9, 2024 · Microsoft Internet Explorer. In unit testing, only the Razor component (Razor/C#) is involved. Usually, a loading progress indicator isn't desirable for interactive WebAssembly components because Blazor Web Apps prerender client-side components on the server for fast initial load times. edited May 27, 2022 at 14:40. NET running on the server, Blazor enables full-stack web development with . Select Blazor App as shown below and click Next. For Blazor Hybrid apps, we test on and support the latest platform Web View control versions: Microsoft Edge WebView2 on Windows. 0 Preview 6. Aug 17, 2018 · Create The Server Side Blazor Application. WriteLine("My debug output. 2. Apr 13, 2022 · The Blazor WebAssembly hosting model has the following benefits: There's no . The client Blazor WebAssembly app is published into the /bin/Release/{TARGET FRAMEWORK}/publish/wwwroot folder of the server app, along with any other static web assets of the server app. In addition, the SignalR Service's global reach and high-performance data centers significantly aid in reducing latency due to geography. And since most applications require some form of authentication and authorization, what better way to show you how to implement authentication with Jan 12, 2023 · If the OnInitialized {Async} lifecycle method for initializing the component is present, the method is executed twice: When the component is prerendered statically. Configure your development environment 6 min. While Blazor shares many commonalities with ASP. Blazor Server is very unique, and to my knowledge is the first technology to do things the way it does. from the Index. Web. js Jun 19, 2022 · When is the DOM ready in Blazor? In most cases you have to execute the JS code in the bult-in OnAfterRender function because in this point you will be sure that DOM is complete and you can use JS to manipulate the front-end. Aug 22, 2023 · With . Using Visual Studio 2022 (or higher) with . NET Core 3. The App component (App. Jan 23, 2024 · Step 1: Create a controller class. NET Core middleware pipeline processes requests on the server. Apr 14, 2020 · To create a project, open visual studio and select Create a new project. Oct 31, 2021 · This can be useful for things like health checks or metrics endpoints. You switched accounts on another tab or window. server. sd yf gn jw ic ar tu xc mg lh