LINUX SHELL SCRIPTING Programming, For Beginners, Quick Start Guide: Bash Scripting Crash Course Tutorial & Exercises

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About This Book

Absolutely for Beginners
“Linux Shell Scripting & Exercises” covers all essential Linux Shell language knowledge. You can learn complete primary skills of Linux shell scripting fast and easily. The book includes many practical examples for beginners and includes exercises for the college exam, the engineer certification exam, and the job interview exam.

Note:
This book is only for Linux shell scripting beginners, it is not suitable for experienced Linux shell scripting programmers.

Table of Content

Chapter 1
What is Linux Shell?
Shell Scripting
The First Shell Scripting
Shell Comment
Multi-Line Comments
Shell Variables
Variable Name
Read-Only Variable
Remove Variable
Input to Variable

Chapter 2
Shell String (1)
Shell String (2)
Connect Strings
String Length
Extract Substring
About `expr…`
Search Index
Shell Parameters
Built-in Parameters

Chapter 3
Shell Array
Accessing the Elements
Get All Elements
Array Length
Printf Command
Escape Sequences

Chapter 4
Operators
if…then…else…fi
Arithmetical Operators
Comparison Operators
Boolean Operators

Chapter 5
String Operators
File Operators
“echo” Command

Chapter 6
Test Command
[ ] Symbol
Test Equality
Test Existence
Test Empty String
Shell Function
Function with Arguments
Return Values

Chapter 7
if..then ..elif..then..else
For Loop
While Loop
Until Loop
Case Statement
Break Command
Continue Command

Chapter 8
Select Statement
I/O Redirection
Output Redirection
Append Redirection
Input Redirection
File Descriptor
Here Document
File Included

Appendix 1
Built-in Parameters Chart
Printf Command Chart
Escape Sequences Chart
Comparison Operators Chart
Boolean Operators Chart
String Operators Chart
File Operators Chart
I/O Redirection Chart

Appendix 2 Exercises
Questions
Answers