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.

Sep 10, 2017 · You can use this: new StringBuilder(hi).reverse().toString() StringBuilder was added in Java 5. For versions prior to Java 5, the StringBuffer class can be used instead — it has the same API.

Get the underlying char[] and then use a standard C style reversal of the characters and then build a new String from the reversed char[] char[] chars = s.toCharArray();

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

Jun 9, 2017 · public static String reverse(String text) { int i = (text.length() - 1); String letter = ""; while (i >= 0) { char character = letter.charAt(i); letter += character; i--; return letter; public static void main(String[] args) { Scanner reader = new Scanner(System.in); System.out.print("Type in your text: "); String text = reader.nextLine();

Apr 1, 2025 · In this Tutorial, we will learn to Reverse a String in Java using the Reverse () Method of StringBuilder and StringBuffer Classes with the help of Examples.

The StringBuilder class provides a more efficient approach for text manipulation, which demonstrates how to reverse a string in Java using its built-in reverse () function.

Mar 30, 2025 · There are many ways to reverse String in Java. We can reverse String using StringBuffer, StringBuilder, iteration etc. Let's see the ways to reverse String in Java. 1) By Using StringBuilder / StringBuffer Class File: StringFormatter.java

Mar 14, 2023 · In this article, I will tell you the various approaches to Reverse a String in Java. 1. Reverse a String using CharAt Method. 2. Reverse a String using String Builder / String Buffer Class. 3. Reversing a String using Reverse Iteration. 4. String Reverse using Recursion. 5. Reverse the letters present in the String.

May 20, 2020 · Throughout this discussion, we explored three common methods for reversing a string: using a loop, using StringBuilder reverse API and using recursion.