Multiline editing in Visual Studio Code
On Windows, you hold Ctrl+Alt while pressing the up ↑ or down ↓ arrow keys to add cursors. On Mac and Linux, the equivalents are ⌥ Opt+⌘ Cmd+↑/↓ and Shift+Alt+↑/↓, respectively.
https://stackoverflow.com/questions/30037808/multiline-editing-in-visual-studio-code