# Status Bar Sample

This is a sample extension that adds a status bar entry showing the current number of selected lines.

![Show number of selected lines](https://raw.githubusercontent.com/Microsoft/vscode-extension-samples/master/statusbar-sample/preview.gif)


## VS Code API

### `vscode` module

- [`languages.registerCompletionItemProvider`](https://code.visualstudio.com/docs/extensionAPI/vscode-api#window.createStatusBarItem)