Bash脚本再次启动第一个switch case循环选项 代码如下: #!/bin/bashfunctionprint_help() {echo"Just a pile of echos; no other logic here"}die() {printf'%s\n'"$1">&2exit1 } IpAddress= SourceDir= DestDir= backup=0 restore=0while:;docase$1in''|-h|\?|--help) print_helpexit0 ;; -...
– 切换到用户名为”john”的用户并执行特定的命令:linuxswitch -c “ls -la” john – 切换到用户名为”john”的用户并使用指定的shell:linuxswitch -s /bin/bash john 4. “linuxswitch”命令可以使用”sudo”或”su”命令实现。它提供了更简洁和方便的切换用户的方式。 5. 切换用户后,用户将获得目标用户...
2. case语句:另一种实现类似switch的方法是使用case语句。case语句检查变量的值与一系列模式是否匹配,并在找到匹配时执行相应的代码块。以下是一个示例: “` #!/bin/bash read -p “请输入一个字符(a-e):” char case $char in a) echo “您输入的是a” ;; b) echo “您输入的是b” ;; c|d|e...
case$1 in start) echo'start' ;; stop) echo'stop' ;; esac 在给当前shell脚本赋予了执行权限之后,执行报错代码如下 1 2 [root@localhost sh]# ./switch.sh stop -bash: ./switch.sh: /bin/bash^M: bad interpreter: No such file or directory 主要原因是switch.sh是我在Windows下通过Sublime Text...
In https://github.com/rear/rear/wiki/Coding-Style we state that bash 3 is the minimum required bash version. What Linux distribution versions we support at ReaR upstream is documented in our release notes, e.g. for ReaR 2.7 see https://g...
/bin/bash#switch测试case$1in start)echo'start';;stop)echo'stop';;esac 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 在给当前shell脚本赋予了执行权限之后,执行报错代码如下 AI检测代码解析 [root@localhost sh]# ./switch.sh stop -bash: ./switch.sh: /bin/bash^M: bad interpreter: No such ...
case expression in pattern1 ) statements ;; pattern2 ) statements ;; ... esac Examples #!/bin/bash # This script does a very simple test for checking disk space. space=`df -h | awk '{print $5}' | grep % | grep -v Use | sort -n | tail -1 | cut -d "%" -f1 -` cas...
Bash commands. Most non-interactive Bash commands are supported by NX-API. Note Each command is only executable with the current user's authority. The pipe operation is supported in the output when the message type is ASCII. If the output is ...
Install OpenJDK 11 (or higher) in the terminal: Install brew/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install.sh)" Runbrew tap AdoptOpenJDK/openjdk Runbrew install adoptopenjdk11 --cask
#/bin/bash version=$1 if [[ -z ${version} ]]; then echo '请输入需要切换的 homeassistant 版本号' exit 1 fi # 检查 hassio 运行状态 if ! docker ps --format {{.Names}} | grep hassio_supervisor -q ; then echo "未在运行容器列表中找到 hassio_supervisor" docker ps exi...