control-flow
Published: 21 • Verified: 21 • Total generated: 25
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 • 2025-12-30How to use warn to print warnings in Perl?
- intermediate • 2025-12-30How to use die to throw exceptions in Perl?
- advanced • 2025-12-30How to use eval for exception handling in Perl?
- intermediate • 2025-12-30How to use smartmatch operator ~~ in Perl?
- beginner • 2025-12-30How to use logical OR operator || in Perl conditionals?
- beginner • 2025-12-30How to use logical AND operator && in Perl conditionals?
- intermediate • 2025-12-30How to use the given-when switch statement in Perl?
- intermediate • 2025-12-30How to use loop labels with next and last in Perl?
- intermediate • 2025-12-30How to use redo to restart the current iteration in Perl?
- beginner • 2025-12-30How to use last to exit a loop in Perl?
- beginner • 2025-12-30How to use next to skip to the next iteration in Perl?
- intermediate • 2025-12-30How to use the $_ default variable in loops in Perl?
- beginner • 2025-12-30How to use foreach loop to iterate over hash keys in Perl?
- beginner • 2025-12-30How to use foreach loop to iterate over arrays in Perl?
- beginner • 2025-12-30How to use until loop in Perl?
- beginner • 2025-12-30How to use postfix unless in Perl?
- beginner • 2025-12-30How to use postfix if in Perl?
- intermediate • 2025-12-30How to use the ternary operator ?: in Perl?
- beginner • 2025-12-30How to use elsif for multiple conditions in Perl?
- beginner • 2025-12-30How to use unless conditional in Perl?
- beginner • 2025-12-30How to use if-else conditional in Perl?