File System

How to tell if something is a file or a directory in Perl
Perl file or directory tutorial - How to tell if something is a file or a directory in Perl using file test operators.

How to tell if a file exists in Perl
A quick tutorial on how to tell if a file exists in Perl using file test operators.

How to get the size of a file in Perl
A quick tutorial on how to get the size of a file in Perl using file test operators.

How to parse simple tab separated text files with Perl
Tutorial on parsing tab separated files in Perl - learn how to open a file, read and parse it, and deal with the data.

How to read and write files in Perl
Tutorial on reading and writing files in Perl - learn how to open a filehandle, read and write to a simple text file.

How to read a directory in Perl
Perl globbing tutorial - Reading a directory in perl, learn how to get a directory list.

PERL Tutorial - File Handles
A very short explanation of Perl file handles.

The Perl Tutorial: File Manipulation
Another quick look at file manipulation in Perl.