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Tip: Joining Strings with a Delimiter

Learn how to join several strings with a delimiter in Java.


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Starting with Java 8, we can join several strings with a delimiter (e.g., comma) via the String.join() method:

String result = String.join(", ", "One", "Two", "Three");

// One, Two, Three
System.out.println(result);

 

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Octavia Andreea Anghel is a senior PHP developer currently working as a primary trainer for programming teams that participate at national and international software-development contests. She consults on developing educational projects at a national level. She is a coauthor of the book "XML Technologies--XML in Java" (Albastra, ISBN 978-973-650-210-1), for which she wrote the XML portions. In addition to PHP and XML, she's interested in software architecture, web services, UML, and high-performance unit tests.
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