Java: Replace a specified character with another character
Java String: Exercise-24 with Solution
Write a Java program to replace a specified character with another character.
Visual Presentation:

Sample Solution:
Java Code:
// Define a public class named Exercise24.
public class Exercise24 {
// Define the main method.
public static void main(String[] args) {
// Declare and initialize a string variable.
String str = "The quick brown fox jumps over the lazy dog.";
// Replace all the 'd' characters with 'f' characters.
String new_str = str.replace('d', 'f');
// Display the original and modified strings for comparison.
System.out.println("Original string: " + str);
System.out.println("New String: " + new_str);
}
}
Sample Output:
Original string: The quick brown fox jumps over the lazy dog. New String: The quick brown fox jumps over the lazy fog.
Flowchart:

Java Code Editor:
Improve this sample solution and post your code through Disqus
Previous: Write a Java program to find whether a region in the current string matches a region in another string.
Next: Write a Java program to replace each substring of a given string that matches the given regular expression with the given replacement.
What is the difficulty level of this exercise?
Test your Programming skills with w3resource's quiz.
- Weekly Trends
- Python Interview Questions and Answers: Comprehensive Guide
- Scala Exercises, Practice, Solution
- Kotlin Exercises practice with solution
- MongoDB Exercises, Practice, Solution
- SQL Exercises, Practice, Solution - JOINS
- Java Basic Programming Exercises
- SQL Subqueries
- Adventureworks Database Exercises
- C# Sharp Basic Exercises
- SQL COUNT() with distinct
- JavaScript String Exercises
- JavaScript HTML Form Validation
- Java Collection Exercises
- SQL COUNT() function
- SQL Inner Join