Note
Access to this page requires authorization. You can try signing in or changing directories.
Access to this page requires authorization. You can try changing directories.
Applies to: 
Visual Studio 
Visual Studio for Mac
Note
This article applies to Visual Studio 2017. If you're looking for the latest Visual Studio documentation, see Visual Studio documentation. We recommend upgrading to the latest version of Visual Studio. Download it here
Use the Project page of the Options dialog box to specify JavaScript and TypeScript project options in the Code Editor. To access this page, on the menu bar, choose Tools > Options, and then expand Text Editor > JavaScript/TypeScript > Project.
Project Analysis Options
These options determine how the editor analyzes projects, reports diagnostics, and suggests improvements. Select or clear the options to specify how the editor handles these situations.
UIElement list
- Only analyze projects which contain files opened in the editor
- Only report diagnostics for files opened in the editor
- Suggest possible improvements that are not corrections
Virtual Projects in Solution Explorer
These options let you choose whether to display Virtual Projects when a Solution is either loaded or not loaded.
Compile on Save
These options determine whether TypeScript files that aren't part of the project are automatically compiled. Visual Studio compiles using the latest version of TypeScript installed in C:\Program Files (x86)\Microsoft SDKs\TypeScript.
Select the check box and then choose the type of code generation to use.
UIElement list
- Use AMD code generation for modules that are not part of a project
- Use CommonJS code generation for modules that are not part of a project
- Use UMD code generation for modules that are not part of a project
- Use System code generation for modules that are not part of a project
- Use ES2015 code generation for modules that are not part of a project
ECMAScript version for files that are not part of a project
These options lets you select the ECMAScript version for files that aren't part of a project. You can choose between ECMAScript 3, ECMAScript 5, or ECMAScript 6.
JSX Emit for TSX files that are not part of a project
These options determine how the editor treats TypeScript files that aren't part of a project.
UIElement list
| Option | Description |
|---|---|
| React Framework | When this option is selected, the Code Editor emits a .js file extension. |
| Preserve | When this option is selected, the Code Editor keeps the JSX as part of the output and emits a .jsx file extension. |