Mastering Modern Perl: Writing Efficient and Maintainable Code

Learn how effective Perl programmers write powerful, maintainable, scalable, concise, and excellent code.

Intermediate

166 Lessons

35h

Certificate of Completion

Learn how effective Perl programmers write powerful, maintainable, scalable, concise, and excellent code.

AI-POWERED

Explanations

AI-POWERED

Explanations

This course includes

405 Playgrounds

30 Challenges

13 Quizzes

This course includes

405 Playgrounds

30 Challenges

13 Quizzes

Course Overview

Modern Perl is a mindset. It’s an approach to writing great software with the Perl programming language. It’s how effective Perl programmers write powerful, maintainable, scalable, concise, and excellent code. It takes advantage of Perl’s extensive library of free software (the CPAN) and language features designed to multiply your productivity. In this course, you will cover a wide range of topics, including Perl's philosophy, the basics of the Perl language, object-oriented programming, exception handling...Show More

What You'll Learn

An understanding of the philosophy behind Perl’s design.

A deep understanding of the Perl programming language.

The ability to build Modern Perl mindset and write idiomatic Perl code.

An understanding of the best practices for writing reliable and maintainable Perl code.

The ability to leverage CPAN to improve productivity and write better Perl code.

What You'll Learn

An understanding of the philosophy behind Perl’s design.

Course Content

Introduction to Modern Perl

Overview of the Course

Running Modern Perl

The Perl Philosophy

Perldoc

Expressivity Context Void, Scalar, and List Context Numeric, String, and Boolean Context Implicit Ideas: The Default Scalar Variable Implicit Ideas: The Default Array Variables Exercise: Remove a Newline Character Solution: Remove a Newline Character Quiz: Context and Implicit Ideas

Perl Identifiers and Variables

Identifiers Variables Values Unicode and Strings Implicit Conversions Numbers Lists Exercise: Formatting Data Solution Review: Formatting Data Quiz: Data Types

Control Flow: Conditionals and Looping

Branching Directives: if, unless, else, elsif The Ternary Conditional Operator Conditional Directives and Context Looping Directives: foreach, for Iteration: Aliasing and Scoping Looping Directives: The C-style for Loop Looping Directives: while and until Loops Within Loops Loop Control: next, last, redo, continue Switch Statements: given, when, default Tailcall Optimization Exercise: Find a Number in a List Solution Review: Find a Number in a List Exercise: Implement the Sieve of Eratosthenes Solution Review: Implement the Sieve of Eratosthenes Quiz: Control Flow

Data Structures

Scalars Arrays Array Operations and Slices Context and Array Interpolation Hashes Hash Keys and Values Hash Slices Hash Idioms Coercion Exercise: Reverse a Hash Solution Review: Reverse a Hash Exercise: Occurrences of a Subarray in an Array Solution Review: Occurrences of a Subarray in an Array Quiz: Data Structures

Packages and References

9 Lessons

Operators

5 Lessons

Functions

21 Lessons

Regular Expressions and Matching

17 Lessons

Objects

16 Lessons

Style and Efficacy

10 Lessons

Managing Real Programs

18 Lessons

Perl Beyond Syntax

4 Lessons

What to Avoid

7 Lessons

Perl and Its Community

3 Lessons

Next Steps with Perl

3 Lessons

Appendix

1 Lesson

Course Author

Trusted by 1.4 million developers working at companies

Anthony Walker

@_webarchitect_

Emma Bostian 🐞

@EmmaBostian

Evan Dunbar

ML Engineer

Carlos Matias La Borde

Software Developer

Souvik Kundu

Front-end Developer

Vinay Krishnaiah

Software Developer

Eric Downs

Musician/Entrepeneur

Kenan Eyvazov

DevOps Engineer

Anthony Walker

@_webarchitect_

Emma Bostian 🐞

@EmmaBostian

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