subroutines
Published: 24 • Verified: 24 • Total generated: 24
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 the return statement early in a Perl subroutine?
- advanced • 2025-12-30How to create higher-order functions in Perl?
- intermediate • 2025-12-30How to use shift to get subroutine arguments in Perl?
- advanced • 2025-12-30How to use caller() to get subroutine call information in Perl?
- intermediate • 2025-12-30How to call a subroutine as a method in Perl?
- intermediate • 2025-12-30How to use state variables in Perl subroutines?
- intermediate • 2025-12-30How to check the number of arguments passed to a subroutine in Perl?
- advanced • 2025-12-30How to use goto &subroutine for tail call optimization in Perl?
- advanced • 2025-12-30How to create recursive subroutines in Perl?
- intermediate • 2025-12-30How to use subroutine signatures in modern Perl?
- advanced • 2025-12-30How to use prototypes in Perl subroutines?
- intermediate • 2025-12-30How to pass hashes to subroutines in Perl?
- intermediate • 2025-12-30How to pass arrays to subroutines without flattening in Perl?
- intermediate • 2025-12-30How to create anonymous subroutines in Perl?
- advanced • 2025-12-30How to use wantarray to detect context in Perl subroutines?
- advanced • 2025-12-30How to create a closure in Perl?
- intermediate • 2025-12-30How to set default values for subroutine parameters in Perl?
- intermediate • 2025-12-30How to use named parameters in Perl subroutines?
- intermediate • 2025-12-30How to return multiple values from a subroutine in Perl?
- beginner • 2025-12-30How to return values from a subroutine in Perl?
- beginner • 2025-12-30How to access subroutine arguments using @_ in Perl?
- beginner • 2025-12-30How to pass arguments to a subroutine in Perl?
- beginner • 2025-12-30How to call a subroutine in Perl?
- beginner • 2025-12-30How to define a subroutine in Perl?