cowsay 命令

常用示例

说明

cowsay generates ASCII art of a cow saying a message. It's a whimsical program that displays text in a speech bubble with various animal ASCII art, commonly used for fun messages, fortune quotes, or MOTD displays. The program supports multiple "cow files" representing different animals and characters, each with their own ASCII art. Messages can be displayed as speech (cowsay) or thoughts (cowthink), and the cow's appearance can be modified with different eye and tongue states. cowsay has become an iconic part of Unix culture, often paired with fortune for random quotes or lolcat for colorful output. While purely for entertainment, it's widely used in login messages, shell prompts, and documentation to add personality to command-line interfaces.

参数

-f _cowfile_

Use the specified cow file.

-l

List available cow files on the current COWPATH.

-e _eyes_

Set eye appearance (first two characters; default oo).

-T _tongue_

Set tongue appearance (two characters; default blank).

-W _width_

Word-wrap column (default 40).

-n

Disable word wrapping; preserve the input as-is.

-b

Borg mode (eyes ==).

-d

Dead cow mode (eyes XX, tongue U).

-g

Greedy mode (eyes $$).

-p

Paranoid mode (eyes @@).

-s

Stoned mode (eyes **\*\*, tongue U**).

-t

Tired mode (eyes --).

-w

Wired mode (eyes OO).

-y

Youthful mode (eyes ..).