bash入门

输入helloworld并打印出颜色

黄色

[root@Zabbix-M bash]# cat demo01HelloWorld.sh?
#!/bin/bash
#
#********************************************************************
#Author: ? ? ? ? ? ? ? ?jinwaner
#QQ: ? ? ? ? ? ? ? ? ? ?3128743705
#Date: ? ? ? ? ? ? ? ? ?2024-01-11
#FileName： ? ? ? ? ? ? demo01HelloWorld.sh
#URL: ? ? ? ? ? ? ? ? ??? ?https://xxx.blog
#Description： ? ? ? ? ?For personal learning Bash
#Copyright (C): ? ? ? ?2024 All rights reserved
#********************************************************************

varDemoHello1='Hello World'
echo ${varDemoHello1}

tput setaf 3
echo ${varDemoHello1}
echo ${varDemoHello1}
echo ${varDemoHello1}
printf "Hello World\n"
printf "Hello World\n"
printf "Hello World\n"
tput sgr0

执行脚本
[root@Zabbix-M bash]# bash demo01HelloWorld.sh?
Hello World
Hello World
Hello World
Hello World
Hello World
Hello World
Hello World
绿色

[root@Zabbix-M bash]# cat demo02HelloWorld.sh?
#!/bin/bash
#
#********************************************************************
#Author: ? ? ? ? ? ? ? ?jinwaner
#QQ: ? ? ? ? ? ? ? ? ? ?18696607397@163.com
#Date: ? ? ? ? ? ? ? ? ?2024-01-11 14:00:13
#FileName： ? ? ? ? ? ? demo02HelloWorld.sh
#URL: ? ? ? ? ? ? ? ? ??? ?https://xxx.blog
#Description： ? ? ? ? ?For personal learning Bash
#Copyright (C): ? ? ? ?2024 All rights reserved
#********************************************************************

hello="Hello World"
echo ${hello}

echo "Hello World"
tput setaf 2

printf "Hello World\n"
?echo ${hello}
printf "Hello World\n"
printf "Hello World\n"
?tput sgr0

[root@Zabbix-M bash]# sh demo02HelloWorld.sh?
Hello World
Hello World
Hello World
Hello World
Hello World
Hello World
?