Sams Teach Yourself Perl in 21 Days, Second Edition

Day 4. Working with Lists and Arrays

Days 2 and 3 dealt primarily with individual things. Today, we'll talk about groups of things, namely, lists and arrays, and the various operations you can do to manage (and mangle) them, including

• What arrays and lists are, and the variables for storing them

• Defining and using arrays

• List and scalar context, and why context is crucial to understanding Perl

• More about <STDIN> and reading input into lists

• Printing lists