Perl Basics
7 published questions
What you’ll find here
- Short, practical answers with runnable Perl code blocks.
- Sandbox-verified output (proof that the example actually runs).
- Notes on common pitfalls and version differences.
- beginner • 2025-12-29How to use the each function to iterate over hashes
- beginner • 2025-12-29How to read command line arguments in Perl
- advanced • 2025-12-29How to use postfix dereferencing in Perl
- advanced • 2025-12-29How to use the smartmatch operator in Perl
- intermediate • 2025-12-29How to use the state keyword in Perl
- intermediate • 2025-12-29How to use the defined-or operator in Perl
- beginner • 2025-12-29How to use the say function in Perl 5.10+