vs code select word at caret code example

Example: vs code select word at caret

{
  "key": "ctrl+w",                
  "command": "editor.action.smartSelect.grow",
  "when": "editorTextFocus" 
},
{
  "key": "ctrl+shift+w",
  "command": "editor.action.smartSelect.shrink",
  "when": "editorTextFocus"
}