Pass arguments to a shell script When you run a shell script, you can add additional variables to it in the following fashion: ./my_script.sh var1 var2 Inside the script, you can use $1 for the 1st argument, $2
/bin/bash echo "Name of the script: $0" echo "Total number of arguments: $#" echo "Values of all the arguments: $@" You can now pass any arguments you want and run the script: Alright, this brings us to the end of this chapter. I hope you now realize how powerful and useful ...
第一次扩展失败时会打印出message,脚本将在此时退出: $ checkarg /home/chris/bin/checkarg: line 10: 1: An argument is required $ checkarg x /home/chris/bin/checkarg: line 10: 2: Two arguments are required $ checkarg '' '' /home/chris/bin/checkarg: line 13: 1: A non-empty argumen...
$N を使用して関数内で変数を渡します。 ここで、N は1, 2, 3, ... のような負でない整数です。 しかし、すべての引数を渡すという同じタスクを実行するショートカットの方法があります。 この記事では、関数ですべての引数を渡す方法について説明します。 また、トピックを理解しやす...
test/upgradepkg: port remaining test case to pytest+pexpect (3a0e9c1) test/tsig-keygen: require command for test_options (9f0ae30) test/chown,sudo: parametrize special case test, improve xfail targeting (2f34e86) test: remove some no longer needed old test suite code (8b3007f) test/cd...
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gument is taken as the sed script to interpret. All remaining arguments are names of input files;ifno input files are specified,thenthe standard input isread. GNU sed home page: <https://www.gnu.org/software/sed/>. Generalhelpusing GNU ...
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shell 传递参数，如果未传递BASH则忽略它若要进行更一般的情况行程（使用三个以上的参数也能正确运作），...
Bash - How to pass arguments that have space in their values ? This article shows you how to pass arguments that have space characters in their values. Passing several arguments to a function that are stored as a string may not work properly when you have space... Bash - Standard input...