$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...
Bash script may need to get its own path. In normal Bash script, $0 is the path to the script. However, when a script is sourced, such as . a.sh, a.sh‘s $0 does not give a.sh while the caller’s name. How to reliably get a bash script’s own path no matter whether the ...
我想使用Bash脚本作为另一个应用程序的启动器。我想把工作目录改为Bash脚本所在的目录,以便我可以对该目录下的文件进行操作,像这样: 代码语言:javascript 复制 $./application 答: 咱们容易想到的方法是使用 dirname "$0"。 代码语言:javascript 复制 #!/usr/bin/env bashecho"The script you are running has:"ec...
$ script.sh 上面命令没有指定脚本路径,因为script.sh在$PATH指定的目录中。 env 命令 env命令总是指向/usr/bin/env文件,或者说,这个二进制文件总是在目录/usr/bin。 #!/usr/bin/env NAME这个语法的意思是,让 Shell 查找$PATH环境变量里面第一个匹配的NAME。如果你不知道某个命令的具体路径,或者希望兼容其他...
@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,并制作一些有用...
./BashScript.shOUTPUT 1 2 3 /c/Users/John/Desktop/bashFilesIn Bash, the $0 variable refers to the script’s name or shell being executed. For example, we used the $0 with dirname to get the current script’s directory. After executing the above code directory path of the BashScript...
Script arguments:red First arg:red.Second arg:.Numberofarguments: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。让我们写一个小脚本,...
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" ...