Tech Insights

Using the Perl index() function Introduction The index() function is used to determine the position of a letter or a […]

Retreiving web pages (LWP) In this tutorial you will learn how to retreive the source for web pages. The first

How do I return multiple variables from a subroutine? The problem Often you’ll want to return more than one variable

Parsing CSV files In this tutorial you will learn how to parse a simple CSV (comma separated values) file. This

Perl has no switch statements. How do I avoid a long if-else-if pattern? The problem: You have some conditional behaviour

Introduction to References Shlomi Fish Introduction Perl allows one to refer to the location of a certain variable in memory.

How do I print a hash that has a hash within it? You have a hash, within which one element

What will you find here? We hope we can convey some of the power and fun we get out of

Using the HTML::Parser module Tassilo v. Parseval Newcomers to Perl often want to know how to parse HTML. For instance,

Dereferencing in perl References are commonly used when you are returning a large object or data structure (for example an