Tại sao có dot view

• Start Visual Studio and select Create a new project.
• In the Create a new project dialog, select ASP.NET Core Web App (Model-View-Controller) > Next.
• In the Configure your new project dialog, enter MvcMovie for Project name. It's important to name the project MvcMovie. Capitalization needs to match each namespace when code is copied.
• Select Next.
• In the Additional information dialog:
  • Select .NET 7.0.
  • Verify that Do not use top-level statements is unchecked.
• Select Create.

For more information, including alternative approaches to create the project, see Create a new project in Visual Studio.

Visual Studio uses the default project template for the created MVC project. The created project:

• Is a working app.
• Is a basic starter project.

The tutorial assumes familiarity with VS Code. For more information, see Getting started with VS Code and Visual Studio Code help.

• Open the integrated terminal.

• Change to the directory (cd) that will contain the project.

• Run the following command:

  dotnet new mvc -o MvcMovie
  code -r MvcMovie
  

  • If a dialog box appears with Required assets to build and debug are missing from 'MvcMovie'. Add them?, select Yes

  • dotnet new mvc -o MvcMovie: Creates a new ASP.NET Core MVC project in the MvcMovie folder.

  • code -r MvcMovie: Loads the MvcMovie.csproj project file in Visual Studio Code.

For Visual Studio for Mac, see the .NET 5 version of this tutorial.

• Select Ctrl+F5 to run the app without the debugger.

  Visual Studio displays the following dialog when a project is not yet configured to use SSL:

  

  Select Yes if you trust the IIS Express SSL certificate.

  The following dialog is displayed:

  

  Select Yes if you agree to trust the development certificate.

  For information on trusting the Firefox browser, see Firefox SEC_ERROR_INADEQUATE_KEY_USAGE certificate error.

Visual Studio runs the app and opens the default browser.

The address bar shows localhost:<port#> and not something like example.com. The standard hostname for your local computer is localhost. When Visual Studio creates a web project, a random port is used for the web server.

Launching the app without debugging by selecting Ctrl+F5 allows you to:

• Make code changes.
• Save the file.
• Quickly refresh the browser and see the code changes.

You can launch the app in debug or non-debug mode from the Debug menu:

You can debug the app by selecting the https button in the toolbar:

The following image shows the app:

• Select Ctrl+F5 to run without the debugger.

  • Trust the HTTPS development certificate by running the following command:

    dotnet dev-certs https --trust
    

    The preceding command doesn't work on Linux. See your Linux distribution's documentation for trusting a certificate.

    The preceding command displays the following dialog, provided the certificate was not previously trusted:

    

  • Select Yes if you agree to trust the development certificate.

    See Trust the ASP.NET Core HTTPS development certificate for more information.

  For information on trusting the Firefox browser, see Firefox SEC_ERROR_INADEQUATE_KEY_USAGE certificate error.

  Visual Studio Code:

  • Starts Kestrel
  • Launches a browser.
  • Navigates to https://localhost:<port#>.

  The address bar shows localhost:<port#> and not something like example.com. The standard hostname for your local computer is localhost. Localhost only serves web requests from the local computer.

Launching the app without debugging by selecting Ctrl+F5 allows you to:

• Make code changes.

• Save the file.

• Quickly refresh the browser and see the code changes.

  

For Visual Studio for Mac, see the .NET 5 version of this tutorial.

Visual Studio help

• Learn to debug C# code using Visual Studio
• Introduction to the Visual Studio IDE

Visual Studio Code help

• Getting started

• Debugging

• Integrated terminal

• Keyboard shortcuts

  • macOS keyboard shortcuts
  • Linux keyboard shortcuts
  • Windows keyboard shortcuts

Visual Studio for Mac help

• Visual Studio for Mac Tour
• Introducing Visual Studio for Mac

• Start Visual Studio and select Create a new project.
• In the Create a new project dialog, select ASP.NET Core Web App (Model-View-Controller) > Next.
• In the Configure your new project dialog, enter MvcMovie for Project name. It's important to name the project MvcMovie. Capitalization needs to match each namespace when code is copied.
• Select Next.
• In the Additional information dialog, select .NET 6.0 (Long-term support).
• Select Create.

For alternative approaches to create the project, see Create a new project in Visual Studio.

Visual Studio uses the default project template for the created MVC project. The created project:

• Is a working app.
• Is a basic starter project.

The tutorial assumes familiarity with VS Code. For more information, see Getting started with VS Code and Visual Studio Code help.

• Open the integrated terminal.

• Change to the directory (cd) that will contain the project.

• Run the following command:

  dotnet new mvc -o MvcMovie
  code -r MvcMovie
  

  • If a dialog box appears with Required assets to build and debug are missing from 'MvcMovie'. Add them?, select Yes

  • dotnet new mvc -o MvcMovie: Creates a new ASP.NET Core MVC project in the MvcMovie folder.

  • code -r MvcMovie: Loads the MvcMovie.csproj project file in Visual Studio Code.

For Visual Studio for Mac, see the .NET 5 version of this tutorial.

• Select Ctrl+F5 to run the app without the debugger.

  Visual Studio displays the following dialog when a project is not yet configured to use SSL:

  

  Select Yes if you trust the IIS Express SSL certificate.

  The following dialog is displayed:

  

  Select Yes if you agree to trust the development certificate.

  For information on trusting the Firefox browser, see Firefox SEC_ERROR_INADEQUATE_KEY_USAGE certificate error.

Visual Studio runs the app and opens the default browser.

The address bar shows localhost:<port#> and not something like example.com. The standard hostname for your local computer is localhost. When Visual Studio creates a web project, a random port is used for the web server.

Launching the app without debugging by selecting Ctrl+F5 allows you to:

• Make code changes.
• Save the file.
• Quickly refresh the browser and see the code changes.

You can launch the app in debug or non-debug mode from the Debug menu:

You can debug the app by selecting the MvcMovie button in the toolbar:

The following image shows the app:

• Select Ctrl+F5 to run without the debugger.

  • Trust the HTTPS development certificate by running the following command:

    dotnet dev-certs https --trust
    

    The preceding command doesn't work on Linux. See your Linux distribution's documentation for trusting a certificate.

    The preceding command displays the following dialog, provided the certificate was not previously trusted:

    

  • Select Yes if you agree to trust the development certificate.

    See Trust the ASP.NET Core HTTPS development certificate for more information.

  For information on trusting the Firefox browser, see Firefox SEC_ERROR_INADEQUATE_KEY_USAGE certificate error.

  Visual Studio Code:

  • Starts Kestrel
  • Launches a browser.
  • Navigates to https://localhost:<port#>.

  The address bar shows localhost:<port#> and not something like example.com. The standard hostname for your local computer is localhost. Localhost only serves web requests from the local computer.

Launching the app without debugging by selecting Ctrl+F5 allows you to:

• Make code changes.

• Save the file.

• Quickly refresh the browser and see the code changes.

  

For Visual Studio for Mac, see the .NET 5 version of this tutorial.

Visual Studio help

• Learn to debug C# code using Visual Studio
• Introduction to the Visual Studio IDE

Visual Studio Code help

• Getting started

• Debugging

• Integrated terminal

• Keyboard shortcuts

  • macOS keyboard shortcuts
  • Linux keyboard shortcuts
  • Windows keyboard shortcuts

Visual Studio for Mac help

• Visual Studio for Mac Tour
• Introducing Visual Studio for Mac

• Start Visual Studio and select Create a new project.
• In the Create a new project dialog, select ASP.NET Core Web Application > Next.
• In the Configure your new project dialog, enter MvcMovie for Project name. It's important to name the project MvcMovie. Capitalization needs to match each namespace matches when code is copied.
• Select Create.
• In the Create a new ASP.NET Core web application dialog, select:
  • .NET Core and ASP.NET Core 5.0 in the dropdowns.
  • ASP.NET Core Web App (Model-View-Controller).
  • Create.

For alternative approaches to create the project, see Create a new project in Visual Studio.

Visual Studio used the default project template for the created MVC project. The created project:

• Is a working app.
• Is a basic starter project.

The tutorial assumes familiarity with VS Code. For more information, see Getting started with VS Code and Visual Studio Code help.

• Open the integrated terminal.

• Change to the directory (cd) that will contain the project.

• Run the following command:

  dotnet new mvc -o MvcMovie
  code -r MvcMovie
  

  • If a dialog box appears with Required assets to build and debug are missing from 'MvcMovie'. Add them?, select Yes

  • dotnet new mvc -o MvcMovie: Creates a new ASP.NET Core MVC project in the MvcMovie folder.

  • code -r MvcMovie: Loads the MvcMovie.csproj project file in Visual Studio Code.

• Select File > New Solution.

  

• In Visual Studio for Mac earlier than version 8.6, select .NET Core > App > Web Application (Model-View-Controller) > Next. In version 8.6 or later, select Web and Console > App > Web Application (Model-View-Controller) > Next.

  

• In the Configure your new Web Application dialog:

  • Confirm that Authentication is set to No Authentication.
  • If an option to select a Target Framework is presented, select the latest 5.x version.
  • Select Next.

• Name the project MvcMovie, and then select Create.

  

• Select Ctrl+F5 to run the app without the debugger.

  Visual Studio displays the following dialog when a project is not yet configured to use SSL:

  

  Select Yes if you trust the IIS Express SSL certificate.

  The following dialog is displayed:

  

  Select Yes if you agree to trust the development certificate.

  For information on trusting the Firefox browser, see Firefox SEC_ERROR_INADEQUATE_KEY_USAGE certificate error.

  Visual Studio:

  • Starts IIS Express.
  • Runs the app.

  The address bar shows localhost:port# and not something like example.com. The standard hostname for your local computer is localhost. When Visual Studio creates a web project, a random port is used for the web server.

Launching the app without debugging by selecting Ctrl+F5 allows you to:

• Make code changes.
• Save the file.
• Quickly refresh the browser and see the code changes.

You can launch the app in debug or non-debug mode from the Debug menu item:

You can debug the app by selecting the IIS Express button

The following image shows the app:

• Select Ctrl+F5 to run without the debugger.

  • Trust the HTTPS development certificate by running the following command:

    dotnet dev-certs https --trust
    

    The preceding command doesn't work on Linux. See your Linux distribution's documentation for trusting a certificate.

    The preceding command displays the following dialog, provided the certificate was not previously trusted:

    

  • Select Yes if you agree to trust the development certificate.

    See Trust the ASP.NET Core HTTPS development certificate for more information.

  For information on trusting the Firefox browser, see Firefox SEC_ERROR_INADEQUATE_KEY_USAGE certificate error.

  Visual Studio Code:

  • Starts Kestrel
  • Launches a browser.
  • Navigates to https://localhost:5001.

  The address bar shows localhost:port:5001 and not something like example.com. The standard hostname for your local computer is localhost. Localhost only serves web requests from the local computer.

Launching the app without debugging by selecting Ctrl+F5 allows you to:

• Make code changes.

• Save the file.

• Quickly refresh the browser and see the code changes.

  

• Select Run > Start Without Debugging to launch the app.

  Visual Studio for Mac:

  • Starts Kestrel server.
  • Launches a browser.
  • Navigates to http://localhost:port, where port is a randomly chosen port number.

  Visual Studio for Mac displays the following popup:

  

  Select Yes if you trust the development certificate.

  The following dialog is displayed:

  

  Enter your password and select OK

  Select Yes if you agree to trust the development certificate.

  See Trust the ASP.NET Core HTTPS development certificate for more information

  The address bar shows localhost:port# and not something like example.com. The standard hostname for your local computer is localhost. When Visual Studio creates a web project, a random port is used for the web server.

You can launch the app in debug or non-debug mode from the Run menu.

The following image shows the app:

Visual Studio help

• Learn to debug C# code using Visual Studio
• Introduction to the Visual Studio IDE

Visual Studio Code help

• Getting started

• Debugging

• Integrated terminal

• Keyboard shortcuts

  • macOS keyboard shortcuts
  • Linux keyboard shortcuts
  • Windows keyboard shortcuts

Visual Studio for Mac help

• Visual Studio for Mac Tour
• Introducing Visual Studio for Mac

• From the Visual Studio, select Create a new project.

• Select ASP.NET Core Web Application > Next.

  

• Name the project MvcMovie and select Create. It's important to name the project MvcMovie so when you copy code, the namespace will match.

  

• Select Web Application(Model-View-Controller). From the dropdown boxes, select .NET Core and ASP.NET Core 3.1, then select Create.

  

Visual Studio used the default project template for the created MVC project. The created project:

• Is a working app.
• Is a basic starter project.

The tutorial assumes familiarity with VS Code. For more information, see Getting started with VS Code and Visual Studio Code help.

• Open the integrated terminal.

• Change directories (cd) to a folder that will contain the project.

• Run the following command:

  dotnet new mvc -o MvcMovie
  code -r MvcMovie
  

  • A dialog box appears with Required assets to build and debug are missing from 'MvcMovie'. Add them?, select Yes.

  • dotnet new mvc -o MvcMovie: Creates a new ASP.NET Core MVC project in the MvcMovie folder.

  • code -r MvcMovie: Loads the MvcMovie.csproj project file in Visual Studio Code.

• Select File > New Solution.

  

• In Visual Studio for Mac earlier than version 8.6, select .NET Core > App > Web Application (Model-View-Controller) > Next. In version 8.6 or later, select Web and Console > App > Web Application (Model-View-Controller) > Next.

  

• In the Configure your new Web Application dialog:

  • Confirm that Authentication is set to No Authentication.
  • If an option to select a Target Framework is presented, select the latest 3.x version.
  • Select Next.

• Name the project MvcMovie, and then select Create.

  

• Select Ctrl+F5 to run the app without debugging.

  Visual Studio displays the following dialog when a project is not yet configured to use SSL:

  

  Select Yes if you trust the IIS Express SSL certificate.

  The following dialog is displayed:

  

  Select Yes if you agree to trust the development certificate.

  For information on trusting the Firefox browser, see Firefox SEC_ERROR_INADEQUATE_KEY_USAGE certificate error.

  Visual Studio:

  • Starts IIS Express.
  • Runs the app.

  The address bar shows localhost:port# and not something like example.com. The standard hostname for your local computer is localhost. When Visual Studio creates a web project, a random port is used for the web server.

Launching the app without debugging by selecting Ctrl+F5 allows you to:

• Make code changes.
• Save the file.
• Quickly refresh the browser and see the code changes.

You can launch the app in debug or non-debug mode from the Debug menu item:

You can debug the app by selecting the IIS Express button

The following image shows the app:

• Select Ctrl+F5 to run the app without debugging.

  • Trust the HTTPS development certificate by running the following command:

    dotnet dev-certs https --trust
    

    The preceding command doesn't work on Linux. See your Linux distribution's documentation for trusting a certificate.

    The preceding command displays the following dialog, provided the certificate was not previously trusted:

    

  • Select Yes if you agree to trust the development certificate.

    See Trust the ASP.NET Core HTTPS development certificate for more information.

  For information on trusting the Firefox browser, see Firefox SEC_ERROR_INADEQUATE_KEY_USAGE certificate error.

  Visual Studio Code:

  • Starts Kestrel
  • Launches a browser.
  • Navigates to https://localhost:5001.

  The address bar shows localhost:port:5001 and not something like example.com. The standard hostname for your local computer is localhost. Localhost only serves web requests from the local computer.

Launching the app without debugging by selecting Ctrl+F5 allows you to:

• Make code changes.

• Save the file.

• Quickly refresh the browser and see the code changes.

  

• Select Run > Start Without Debugging to launch the app.

  Visual Studio for Mac: starts Kestrel server, launches a browser, and navigates to http://localhost:port, where port is a randomly chosen port number.

Visual Studio for Mac displays the following popup:

Select Yes if you trust the development certificate.

The following dialog is displayed:

Enter your password and select OK

Select Yes if you agree to trust the development certificate.

See Trust the ASP.NET Core HTTPS development certificate for more information

The address bar shows localhost:port# and not something like example.com. The standard hostname for your local computer is localhost. When Visual Studio creates a web project, a random port is used for the web server. When you run the app, you'll see a different port number.

You can launch the app in debug or non-debug mode from the Run menu.

The following image shows the app:

Visual Studio help

• Learn to debug C# code using Visual Studio
• Introduction to the Visual Studio IDE

Visual Studio Code help

• Getting started

• Debugging

• Integrated terminal

• Keyboard shortcuts

  • macOS keyboard shortcuts
  • Linux keyboard shortcuts
  • Windows keyboard shortcuts

Visual Studio for Mac help

• Visual Studio for Mac Tour
• Introducing Visual Studio for Mac

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