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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The Metacharacters
In all the examples that follow, the portions of text matched by patterns are represented with underlines. Remember that the entire target string is said to match even if just a portion of it matches the regular expression. The underline marks are to help demonstrate exactly what part of the target they match.
It's important to read through the following sections; however, don't worry if the information doesn't immediately make sense; it will shortly. The application of these metacharacters will be demonstrated in a bit.
A Simple Metacharacter
The first of the metacharacters is the dot (.). Inside a regular expression, the dot matches any single character except a newline character. For example, in the pattern /p.t/, the
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.