lolcat — rainbow coloring for text
Synopsis
lolcat [options] [files] ...
Description
This manual page documents briefly the lolcat command.lolcat is a program that concatenates files, or standard input, to standard output (like the generic cat), and adds rainbow coloring to it.
Options
- -p f, --spread=f
- Inclination of the rainbow stripes (character widths per line hight; high values (>1000) give almost horizonal stripes, low values (0.1) almost vertical ones; default: 3.0).
- -F f, --freq=f
- Frequency of the rainbow (low values around 0.0001 give almost monochromous screens; default: 0.1).
- -S i, --seed=i
- Initial value for the random number generator; 0 means automatic (default: 0).
- -a, --animate
- Fade every line through an animation before printing the next one.
- -d i, --duration=i
- Duration of the animation (number of steps before showing next line; default: 12)
- -s i, --speed=i
- Speed of the animation (frame rate, ie. number of steps per second; default: 20)
- -f, --force
- Force color even when stdout is not a tty
- -v, --version
- Show version of lolcat.
- -h, --help
-
Show summary of options.
Examples
Typical combinations of lolcat include other programs that generate text:
Large colorful words can be written like this:
- echo "KTHXBAI" | toilet | lolcat
Cows are popular, come in all colors, and tell random epigrams:
- fortune | cowsay | lolcat -a