June 2005
Beginner
480 pages
10h 31m
English
Content preview from SAMS Teach Yourself Perl in 24 Hours THIRD EDITIONBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,







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Hour 14. Using Modules
What You'll Learn in This Hour:
Learn how to use modules in your Perl programs
Perl, as you've noticed, is an extremely flexible language. Not only does it deal with files, text, math, algorithms, and other issues normally found in any computer language; much of Perl is dedicated to special-purpose functions. Regular expressions are a core part of the language and are very important to the way that Perl is used, although many languages do just fine without them. Likewise, Perl's handling of external programs (backticks, pipes, and system from Hour 11, “System Interaction”) is also extensive, whereas many languages don't handle ...
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