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About This Book
Absolutely for Beginners
“Perl Programming & Exercises” covers all essential Perl language knowledge. You can learn complete primary skills of Perl programming fast and easily. The book includes many practical examples for beginners and includes questions & answers for the college exam, the engineer certification exam, and the job interview exam.
Note:
This book is only suitable for Perl beginners; it is not for the experienced Perl programmers.
Table of Contents
Chapter 1
What is Perl?
Install Perl
Run First Program of Perl
Perl Comment
Data Type
Escape Sequences
Print
Here Document
Identifier
Chapter 2
Variable
Constant
String
Array
Element Range
Array Size
The First Element
The Last Element
Extract Elements
Sort Elements
Conversion
Merge Arrays
Chapter 3
Hash
Check Existing
Get Hash Values
Hash Size
Add or Remove Element
Iterate Through Hash
Arithmetical Operators
Comparison Operators
Logical Operators
Assignment Operators
Dot Operators
Increase & Decrease
Chapter 4
If Statement
If-Else Statement
Unless Statement
Unless Statement
Ternary Operators
While Loop
Do…While Loop
Until Loop
For Loop
Foreach Loop
Continue
Last
Chapter 5
Local & Greenwich Time
Subprogram
Subprogram With Parameters
Return
Public & Private Variable
Static Variable
Reference
Cancel Reference
Format Output (1)
Format Output (2)
Chapter 6
Open a File
Write to File
Read from File
Input by User
File Copy
File Rename
File Remove
File Information
Directory Operation
Create a Directory
Open & Read a Directory
Change & Remove a Directory
Chapter 7
Die Function
Warn Function
Sysopen Function
Match Operator
RegExp Variable
Substitute Operator
Lowercase & Uppercase Convert
Remove Double Character
Delete Specified Characters
Default Variable
Show the Perl comments
Chapter 8
Class & Object
Constructor
Class & Object Example
Define a Method
Inheritance
Package
BEGIN & END Modules
Module
Require
Appendix Perl Q & A
Questions
Answers
