Press ⇧⌘Space (Windows, Linux Ctrl+Shift+Space) to manually trigger signature help. Signature help is shown automatically when you type a ( or, within a function call. Signature HelpĪs you write JavaScript function calls, VS Code shows information about the function signature and highlights the parameter that you are currently completing: The ⌘K ⌘I (Windows, Linux Ctrl+K Ctrl+I) keyboard shortcut shows this hover information at the current cursor position. Hover over a JavaScript symbol to quickly see its type information and relevant documentation. To disable JSDoc comment suggestions, set "": false. Quickly create JSDoc comments for functions by typing /** before the function declaration, and select the JSDoc comment snippet suggestion: You can optionally even use the type information from JSDoc comments to type check your JavaScript. VS Code understands many standard JSDoc annotations, and uses these annotations to provide rich IntelliSense. The editor.snippetSuggestions setting also lets you change where snippets appear in the suggestions: at the top ( "top"), at the bottom ( "bottom"), or inlined ordered alphabetically ( "inline"). Tip: To disable snippets suggestions, set editor.snippetSuggestions to "none" in your settings file. There are many extensions that provide additional snippets, including snippets for popular frameworks such as Redux or Angular. VS Code includes basic JavaScript snippets that are suggested as you type A notification is shown if the file is not part of any jsconfig.json project. This command opens the jsconfig.json that references the JavaScript file. Tip: To check if a JavaScript file is part of JavaScript project, just open the file in VS Code and run the JavaScript: Go to Project Configuration command. See Working with JavaScript for more advanced jsconfig.json configuration. To define a basic JavaScript project, add a jsconfig.json at the root of your workspace:
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