10. Working with Filehandles

Understanding filehandles is an essential part of becoming a proficient Perl developer. Filehandles provide the connections between your Perl application and the outside world and are the key to performing such activities as accessing files on a filesystem and communicating with the user or other processes.

This chapter provides an overview of how to use Perl filehandles.

10.1 An Overview of Filehandles
10.2 Opening Filehandles
10.3 Reading, Writing and Filehandles
10.4 Closing Filehandles
10.5 Getting File Information