Interactive bash shell script️ 练习时间 是时候练习你所学到的东西了。尝试为以下场景编写简单的 Bash 脚本。 练习1:编写一个带有三个参数的脚本。你必须使脚本以相反的顺序显示参数。 预期输出: abhishek@itsfoss:~/bash_scripts$ ./reverse.sh ubuntu fedora arch Arguments
To see these special variables in action; take a look at the followingvariables.shbash script: #!/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: ...
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 for the 2nd argument and so on. ...
Passing strings as arguments to Bash functions Bash makes it very easy to define functions that take arguments. In this example, we will createhello_worlda function and use shell variables to pass strings as arguments by position. That is$1, ,$2and so on. #!/bin/bashhello_world(){echo"...
Pass-command-line-arguments-bash-script 在上面的脚本中,我们也可以使用$@代替$*来获取所有参数。这两个变量之间的关键区别在于$*以单个字符串表示所有参数,而$@以数组形式表示参数,或者$@展开为多个参数。 $@总是优先使用,为了理解它们的区别,让我们创建以下脚本。
本文翻译自:How to pass all arguments passed to my bash script to a function of mine? [duplicate] This question already has answers here : 这个问题已经在这里有了答案: Propagate all arguments in a bash shell script (9 answers) 在bash shell脚本中传播所有参数 (9个答案) Closed 13 days ...
#Script to pass and access arguments function_arguments(){ echo $1 echo $2 echo $3 echo $4 echo $5 } #Calling function_arguments function_arguments "We" "welcome" "you" "on" "Yiibai" 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. ...
#This Script demonstrate the usage of command line arguments in bash script echo "There are $# arguments pass at command line" echo "The arguments supplied are : $*" echo "The first command line argument is: $1" echo "The PID of the script is: $$" ...
In the next chapter of the Bash Basics Series, you'll see how to make the bash scripts interactive by passing arguments and accepting user inputs. Bash Basics #3: Pass Arguments and Accept User Inputs Learn how to pass arguments to bash scripts and make them interactive in this chapter of...
4. Passing arguments to the bash script #!/bin/bash # use predefined variables to access passed arguments #echo arguments to the shell echo $1 $2 $3 ' -> echo $1 $2 $3' # We can also store arguments from bash command line in special array ...