> For the complete documentation index, see [llms.txt](https://trizen.gitbook.io/sidef-lang/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://trizen.gitbook.io/sidef-lang/programming_tasks/t/terminal-control/dimensions.md).

# Dimensions

```ruby
var stty = `stty -a`
var lines = stty.match(/\brows\h+(\d+)/)
var cols  = stty.match(/\bcolumns\h+(\d+)/)
say "#{lines} #{cols}"
```

#### Output:

```
24 80
```