$0 is the name of the current script as it was executed. So if we run the script as ./examples/shell/absolute.sh then that will be the content of $0. realpath prints the abosulte path. dirname prints the directory name, leaving the last part of the path which is in this case ...
echo"scriptPath1: "$(cd`dirname$0`;pwd) echo"scriptPath2: "$(pwd) echo"scriptPath3: "$(dirname$(readlink -f $0)) echo"scriptPath4: "$(cd$(dirname${BASH_SOURCE:-$0});pwd) echo-n"scriptPath5: "&&dirname$(readlink -f ${BASH_SOURCE[0]}) Jun@VAIO 192.168.1.216 23:53:17 ~...
参考文件:https://sexywp.com/bash-how-to-get-the-basepath-of-current-running-script.htm 具体脚本如下: 1#!/bin/bash2if[ -L $0]3then4BASE_DIR=`dirname$(readlink$0)`5else6BASE_DIR=`dirname$0`7fi8basepath=$(cd $BASE_DIR;pwd)9echo$basepath 会判断当前文件是否是软链接文件,若是则,获...
@weekly /path/backup_script.sh 我不会进一步讨论您可以使用 crontab 做什么,因为它不在本文的范围内。 通过本入门指南,您将对什么是 Bash、什么是脚本以及 Bash 中的脚本有什么了解。你可以用 Bash 做很多事情,而且你不需要了解很多关于编程的知识,就可以将不同的 Linux 应用程序和工具拼凑在一起,并制作一些有...
#!/usr/bin/env bash script_dir=$(cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd) echo $script_dir 其中第3行代码,无论从何处调用它,都将为你提供脚本的完整目录路径。测试结果如下: 另外,可以根据第一种方法结合使用 realpath 命令,也可获取脚本所在目录的绝对路径: ...
Create a Bash file named path3.bash in the “/home/fahmida/Desktop/bash” location with the following script to print the value of the $PATH variable after adding a new path location: printf"The current value of the PATH variable:\n" ...
alias name = '/path/to/script' alias name = '/path/to/script.pl arg1' 举个例子,输入下面命令并回车就会为常用的clear(清除屏幕)命令创建一个别名c: alias c = 'clear' 然后输入字母c而不是clear后回车就会清除屏幕了: c 如何临时性地禁用 bash 别名 ...
sh red Script arguments: red First arg: red. Second arg: . Number of arguments: 1 用户输入 如果你正在为自己或其他人编写Bash程序,那么获取用户输入的一种方式就是指定用户提供给程序的参数,正如我们在前一节中讨论的那样。你还可以通过使用read命令暂时停止程序的执行,要求用户在命令行上输入一个字符串...
Here we create a symbolic link from the bash script in the repo to/usr/local/bin/which is assumed to be in the current$PATH: ln -s "$(pwd)/fpp" /usr/local/bin/fpp fpp --help # should work! Add-ons For tmux users, you can additionally installtmux-fppwhich adds a key combination...
To handle the debugger mode in our current example, you can add a small block to the my-debug-env startup script which will set the shell options as necessary depending on a custom environment variable DEBUGGER to be set or not.