2 The end user’s perspective

Styled output can viewed fine in a console or terminal emulator window.

The stylable program will typically have the following options:

--color

Use colors and other text attributes always.

--color=when

Use colors and other text attributes if when. when may be always, never, auto, or html.

--style=style-file

Specify the CSS style rule file for --color.

For more details, see the sections The --color option and The --style option below.

If the output does not fit on a screen, you can use ‘less -R’ to scroll around in the styled output. For example:

program --color arguments | less -R

• The environment variable TERM
• The environment variable NO_COLOR
• The environment variable NO_TERM_HYPERLINKS
• Emacs as a terminal emulator
• The --color option
• The --style option