Learn Perl Programming - simpleNeasyBook

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WAGmob brings you, simpleNeasy, on-the-go learning ebook for "Learn Perl Programming".

The ebook provides:

Snack sized chapters for easy learning.

Designed for both students and adults.

This ebook provides a quick summary of essential concepts in Perl Programming by following snack sized chapters:


Introduction to Perl:

• Introduction to Perl
• History
• Why Perl?
• Perl Environment Setup
• Perl Documentation


Basics of Perl:

• Our First Perl Program
• How It Works
• Basic Structure of a Perl Program
• The #! Directive
• Semicolons
• Whitespaces in Perl
• Comments
• The Print Command


Variables:

• Perl Variables
• Scalar variables
• “my” declarations
• Variables, names, and storage
• The assignment operator
• Assignment statement semantics
• System Variables
• Creating Variables


Scalars:

• Perl Scalars
• Numerical Data and Operators
• Strings
• String Literals
• Single and Double Quoting
• undef


Array:

• Array: The Sequential Storage Container
• Accessing array elements
• List literals as Array
• Array-wide access
• Printing entire arrays
• Array in a scalar context
• Using a scalar in an array context
• Size of array
• Last element index
• Using negative array indices
• Arrays as stacks


Hashes:

• Perl Hashes
• One-dimensional Perl hashes
• Copy a hash
• Create or initialize a hash
• Empty or clear a hash
• Difference between Array and a Hash


Conditional Statements I:

• Conditional Statements
• The if statement
• if-else statement
• if...elsif...else statement


Conditional Statements II:

• unless statement
• unless...else statement
• unless...elsif..else statement
• switch statement


Loops:

• while loop
• do-while loop
• for loop
• foreach loop
• The ‘next’ command


Subroutines:

• Subroutines
• Passing Arguments to a Subroutine
• Passing lists to subroutines
• Passing hashes to subroutines
• Returning Value from a Subroutine

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