codepen .com code example
Example: codepen
shortcuts
https://codepen.io/basilbeltran/pen/abZejPo
https://blog.codepen.io/documentation/key-bindings/
https://codemirror.net/keymap/vim.js
shortcuts
https://codepen.io/basilbeltran/pen/abZejPo
https://blog.codepen.io/documentation/key-bindings/
https://codemirror.net/keymap/vim.js