Parse Command Line Argument Using SHELL Script

SHELL Script Example: parse command line input using shell script

SHELL Script Example: how to parse command line input using shell script?
getopts receive argument(s) from command line for shell.

create a file named "shell-script-example-parse-command-line-input.sh" then copy and paste the below code:

#!/bin/bash

while getopts p:abcd input
do
   case $input in
      a) echo "You press a";
      b) echo "You press b";
      c) echo "You press c";
      d) echo "You press d";
   esac
done

SHELL Script Example: parse command line input using shell script?

Now run the program (shell-script-example-parse-command-line-input.sh) from shell command prompt with some argument(s) & get the desired result as follows:

SHELL Script Example: parse command line input using shell script - output in the shell command prompt

The result in the windows command prompt

 

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