File I/O
31 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.
- advanced • 2025-12-30How to use File::Find to recursively search directories in Perl?
- intermediate • 2025-12-30How to use Path::Tiny for file operations in Perl?
- intermediate • 2025-12-30How to use File::Copy to copy files in Perl?
- intermediate • 2025-12-30How to get file modification time in Perl?
- intermediate • 2025-12-30How to use File::Slurp to read files in Perl?
- intermediate • 2025-12-30How to open a file with specific encoding in Perl?
- beginner • 2025-12-30How to change the current directory in Perl?
- beginner • 2025-12-30How to get the current working directory in Perl?
- intermediate • 2025-12-30How to use glob to get files matching a pattern in Perl?
- intermediate • 2025-12-30How to read directory contents in Perl?
- beginner • 2025-12-30How to remove a directory in Perl?
- beginner • 2025-12-30How to create a directory in Perl?
- intermediate • 2025-12-30How to copy a file in Perl?
- beginner • 2025-12-30How to rename a file in Perl?
- beginner • 2025-12-30How to delete a file in Perl?
- beginner • 2025-12-30How to check if a path is a directory in Perl?
- beginner • 2025-12-30How to get the file size in Perl?
- beginner • 2025-12-30How to check if a file is writable in Perl?
- beginner • 2025-12-30How to check if a file is readable in Perl?
- beginner • 2025-12-30How to check if a file exists in Perl?
- beginner • 2025-12-30How to close a filehandle in Perl?
- beginner • 2025-12-30How to write to a file in Perl?
- intermediate • 2025-12-30How to read an entire file into a scalar in Perl?
- beginner • 2025-12-30How to read an entire file into an array in Perl?
- beginner • 2025-12-30How to open a file for appending in Perl?
- beginner • 2025-12-30How to open a file for writing in Perl?
- beginner • 2025-12-30How to open a file for reading in Perl?
- beginner • 2025-12-29How to check if a file exists and is readable in Perl
- beginner • 2025-12-29How to write to a file safely in Perl
- intermediate • 2025-12-29How to slurp an entire file into a variable in Perl
- beginner • 2025-12-29How to read a file line by line in Perl