Advanced Perl Programming: From Advanced to Expert

© William "Bo" Rothwell of One Course Source, Inc. 2020

W. ". RothwellAdvanced Perl Programminghttps://doi.org/10.1007/978-1-4842-5863-7_3

3. Advanced Data Types: Arrays

William “Bo” Rothwell¹ 

(1)

El Cajon, CA, USA

 

Knowing references (see Chapter 2) allows you to perform some advanced coding in Perl, including making arrays of arrays (a.k.a. multi-dimensional arrays). This chapter introduces this topic as well as some other advanced features of arrays.

What you should already know about arrays

Note

In the Beginning Perl Programming and Pro Perl Programming books, we covered some of the basics of arrays. This section is meant to be a review of these topics.

Array variables are used to store lists (groups) of scalar data. Important general information ...