Javascript Programming Tutorials, Guides & Best Practices

First, update the package.json to define the setting:

"contributes": {
    "commands": [
        {
            "command": "extension.showHelloWorld",
            "title": "Show Hello World"
        }
    ],
    "configuration": {
        "type": "object",
        "title": "My VS Code Extension",
        "properties": {
            "myExtension.greeting": {
                "type": "string",
                "default": "Hello, World!",
                "description": "The greeting message to display"
            }
        }
    }
}