This tutorial explains how to write a batch scripts in shell script and executes it.
commands are input to OS to make a system calls and does actions. user input commands in the terminal to do operation such as ls, cd, mkdir etc.
Another way, Multiple commands can be placed in a file, bash interpreter read the commands and run
How to write a shell script in bash
- Choose Editor or text editor
- Create a file with extension .sh or .bash
- Write commands in a file
- Save the file as
hello.sh
#!/bin/bash
echo "Hello World"
Change the permission to execute the file
chmod +x hello.sh
