November 2005
Intermediate to advanced
304 pages
6h 14m
English
Content preview from Wicked Cool Java
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A String of Substitutes: Substituting with Regular Expressions
In the previous section, we created regular expressions for matching patterns in a String and for retrieving data from a subpattern group. With a regex, we can also substitute new values for the matching patterns. One way to do this is with the replaceAll method
of the Matcher class. It returns a String where all matching substrings are replaced with a given String parameter. To illustrate, let's find all occurrences of the word repetition within a document and replace them with the word duplication:
String data = getStringData(); Pattern repPattern = Pattern.compile("(\\s)(repetition)([\\s;\\.,])"); ...Become 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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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.