Master Perl Programming: From Beginner to Expert (2025)

Explore the structure and syntax of a perl program, including the shebang, use directives, and semicolon termination. Learn about comments, case sensitivity, blocks, and strict mode for readable, error-free code.

Learn scalar variables, arrays, and hashes in Perl, practice printing and strict mode, and master indexing, push and pop operations, and hash key-value access for data handling.

Master strings in Perl by declaring scalars, using single or double quotes with interpolation, and applying print, concatenation with dot, repetition with x, substr, and length.

Learn how to use if, else, elsif, unless, and the ternary operator in Perl to control execution flow with examples like voting eligibility and grade evaluation.

Parse function arguments using shift or @_ , and return multiple values from a single function by computing min and max from input numbers with braces for list context.

Explore Perl's built-in functions across strings, numbers, arrays, and files, including length, case changes, substr, index, int, rand, sqrt, push, sort, and file I/O, plus time and local time.

Learn to handle file operation errors with die or warn, and validate opening and reading using defined checks. Explore eval as a try-catch and capture errors with $@ to continue.

Explore inheritance and polymorphism in Perl's object oriented programming, showing how a child class inherits from a parent, overrides methods, and uses super to extend greetings with a job.

Learn how to use perl for Windows system administration and automation, including running system commands, capturing output with qx, and managing files and directories with mkdir and unlink.

Learn to scrape the web with Perl using LWP::UserAgent to fetch pages and HTML::TreeBuilder to parse content and extract href links.

Learn the perl dbi module, a database interface to connect to MySQL, Postgres, and SQLite, execute SQL, and manage data with portable, consistent access via drivers.

Learn to build a real world log parser tool in Perl, featuring a menu driven interface to show all logs, filter by error, warning, or info, and search by keywords.

Learn to build a web scraper in Perl by fetching perl.org data, using a user agent and tree builder, parsing h2 headlines, and extracting links for CSV to JSON processing.

Master end-to-end data processing with Perl by performing file handling, csv parsing, data extraction and transformation, storing results in a sqlite database, and generating a json report.