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Bash Script

Introduction to Bash Scripting

Bash scripts are files containing commands that you run in the terminal. They automate tasks and make your work more efficient.

Creating a Bash Script

To create a script, start with the shebang #! followed by the path to Bash, usually /bin/bash . Make sure your script has execute permissions.

Example: Simple Bash Script

#!/bin/bash
# This script prints a greeting message
echo "Hello, World!"

Using Variables in Scripts

Variables store data that your script can use. Assign values using the = sign without spaces.

Example: Using Variables

#!/bin/bash
# Assign a value to a variable
name="World"
echo "Hello, $name!"

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Basic Bash Syntax

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Bash Variables

This chapter

Overview
10

Lessons

20m

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1. Basic Bash Syntax2. Bash Script3. Bash Variables4. Bash Data Types5. Bash Operators6. Bash If...Else7. Bash Loops8. Bash Functions9. Bash Arrays10. Bash crontab Command - Schedule Tasks

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Introduction to Bash ScriptingCreating a Bash ScriptExample: Simple Bash ScriptUsing Variables in ScriptsExample: Using Variables