ansi_term:sgr

sgr_code(+Name, -Code)[private]

True when code is the Select Graphic Rendition code for Name. The defined names are given below. Note that most terminals only implement this partially.

reset	all attributes off
bold
faint
italic
underline
`blink(slow)`
`blink(rapid)`
negative
conceal
crossed_out
`font(primary)`
`font(N)`	Alternate font (1..8)
fraktur
`underline(double)`
`intensity(normal)`
`fg(Name)`	Color name
`bg(Name)`	Color name
framed
encircled
overlined
`ideogram(underline)`
right_side_line
`ideogram(underline(double))`
`right_side_line(double)`
`ideogram(overlined)`
left_side_line
`ideogram(stress_marking)`
-Off	Switch attributes off
`hfg(Name)`	Color name
`hbg(Name)`	Color name

See also: - http://en.wikipedia.org/wiki/ANSI_escape_code