Mar 27, 2025 · In this article, we will discuss multiple approaches to reverse a string in Java with examples, their advantages, and when to use them. The for loop is a simple, straightforward approach to reverse a string in Java that offers full control over the reversal process without relying on additional classes.

You can easily reverse a string by characters with the following example: reversedStr = originalStr.charAt(i) + reversedStr; } System.out.println("Reversed string: "+ reversedStr);

Sep 10, 2017 · StringBuilder was added in Java 5. For versions prior to Java 5, the StringBuffer class can be used instead — it has the same API. "Thanks commentators for pointing out that StringBuilder is preferred nowadays"? There is a clear statement that StringBuffer if thread-safety is a concern. otherwise, StringBuilder can be used.

Mar 2, 2025 · Java Code Reverse A String – Using Array. 1) We are using a character array to reverse the given string. 2) Read the entered string using scanner object scan.nextLine() and store it in the variable str. We are converting the string a to character array the string class method toCharArray() and initialized to char[] ch.

This blog post will demonstrate a method to reverse a string using StringBuilder.reverse() method and Java 8 Stream API. Java Program to Reverse a String using StringBuilder.reverse() Method Program Steps

Write a Java program to reverse a string with an example. We can do this in multiple ways: Using StringBuilder function. We use the StringBuilder class to reverse the given string in this example. Here, StringBuilder (revStr) will create a StringBuilder of name sb.

Jan 8, 2024 · In this quick tutorial, we’re going to see how we can reverse a String in Java. We’ll start to do this processing using plain Java solutions. Next, we’ll have a look at the options that third-party libraries like Apache Commons provide. Furthermore, we’ll demonstrate how to reverse the order of words in a sentence. 2. A Traditional for Loop.

Oct 2, 2014 · In this java article, you will learn about different ways to reverse the string - using StringBuffer Class, Using iteration method and Using recursion.

This tutorial covers 9 methods for how to reverse a string in Java, including methods using built-in reverse functions, recursion, and a third-party library.

This Java program provides multiple methods to reverse a string, demonstrating different techniques such as loops, StringBuilder, and recursion. Each approach has its own advantages, and the choice of method may depend on specific requirements, such as …