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Краткое руководство по GitHub Copilot

Быстро узнайте, как использовать GitHub Copilot.

Introduction

GitHub Copilot provides coding suggestions as you type in your editor. You can also ask Copilot coding-related questions, such as how best to code something, how to fix a bug, or how someone else's code works. For full details of what Copilot can do, see What is GitHub Copilot?.

Instructions for using Copilot differ depending on where you are using it. This version of the quickstart is for Visual Studio. Click the tabs above for instructions on using Copilot in other environments.

Prerequisites

  • Subscription to Copilot. To use GitHub Copilot in Visual Studio, you must have an active GitHub Copilot subscription. For information about how to get access to Copilot, see What is GitHub Copilot?.

  • Compatible version of Visual Studio. To use GitHub Copilot in Visual Studio, you must have version 2022 17.8 or later of Visual Studio for Windows installed. For more information, see Install Visual Studio in the Microsoft documentation.

  • GitHub Copilot extension for Visual Studio. For instructions on how to install the Copilot extension, see Install GitHub Copilot in Visual Studio in the Microsoft documentation.

  • Add your GitHub account to Visual Studio. See Add your GitHub accounts to your Visual Studio keychain in the Microsoft documentation.

Chat with GitHub Copilot

After you've installed the GitHub Copilot extension, you can ask Copilot coding-related questions.

Note

If you have access to GitHub Copilot via your organization or enterprise, you won't be able to use GitHub Copilot Chat if your organization owner or enterprise administrator has disabled chat. See Managing policies for Copilot in your organization.

  1. Open an existing code file.

  2. In the Visual Studio menu bar, click View, then click GitHub Copilot Chat.

  3. In the Copilot Chat window, type what does this file do then press Enter.

    Copilot's answer is displayed below your question.

  4. Select a line of code in the editor.

  5. In the Copilot Chat window, type explain this line then press Enter.

Get your first code completion suggestion

The following example uses JavaScript, however other languages will work similarly. GitHub Copilot provides suggestions for numerous languages and a wide variety of frameworks, but works especially well for Python, JavaScript, TypeScript, Ruby, Go, C# and C++. GitHub Copilot can also assist in query generation for databases, generating suggestions for APIs and frameworks, and can help with infrastructure as code development.

  1. Open Visual Studio.

  2. In Visual Studio, create a new JavaScript (*.js) file.

  3. In the JavaScript file, type the following function header.

    JavaScript
    function calculateDaysBetweenDates(begin, end) {
    

    GitHub Copilot will automatically suggest an entire function body in grayed text. The exact suggestion may vary.

  4. To accept the suggestion, press Tab.

Next steps