该文档是在CentOS7.x上进行，Ubuntu上也可以安装
yum -y install epel-release
yum clean all && yum makecache
yum -y install figlet
示例1
figlet Welcome to Guangzhou 或者 figlet "Welcome to Guangzhou"
效果如下
__ __ _ _
/ /__| | ___ ___ _ __ ___ ___ | |_ ___
/ / / _ |/ __/ _ | '_ ` _ / _ | __/ _
V V / __/ | (_| (_) | | | | | | __/ | || (_) |
\_/\_/ \___|_|\___\___/|_| |_| |_|\___| \__\___/
____ _
/ ___|_ _ __ _ _ __ __ _ ___| |__ ___ _ _
| | _| | | |/ _` | '_ / _` |_ / '_ / _ | | | |
| |_| | |_| | (_| | | | | (_| |/ /| | | | (_) | |_| |
\____|\__,_|\__,_|_| |_|\__, /___|_| |_|\___/ \__,_|
|___/
示例2
watch -n1 "date '+%D%n%T' | figlet -k"
注：会有一个动态的时钟
效果如下
Every 1.0s: date '+%D%n%T' | figlet -k Sun Jul 25 00:15:05 2021
___ _____ __ ____ ____ __ ____ _
/ _ |___ |/ /|___ | ___| / /|___ / |
| | | | / // / __) ||___ / / __) || |
| |_| | / // / / __/ ___) |/ / / __/ | |
\___/ /_//_/ |_____||____//_/ |_____||_|
___ ___ _ ____ ___ ____
/ _ / _ _ / || ___| _ / _ | ___|
| | | || | | |(_)| ||___ (_)| | | ||___
| |_| || |_| | _ | | ___) |_ | |_| | ___) |
\___/ \___/ (_)|_||____/(_) \___/ |____/