Java String Exercises: Convert all the characters in a string to lowercase

Java String: Exercise-29 with Solution

Write a Java program to convert all the characters in a string to lowercase.

Pictorial Presentation:

Sample Solution:

Java Code:

public class Exercise29 {
       public static void main(String[] args)
    {
        String str = "The Quick BroWn FoX!";

        // Convert the above string to all lowercase.
        String lowerStr = str.toLowerCase();

        // Display the two strings for comparison.
        System.out.println("Original String: " + str);
        System.out.println("String in lowercase: " + lowerStr);
    }
}

Sample Output:

Original String: The Quick BroWn FoX!                                                                         
String in lowercase: the quick brown fox!

Flowchart:

Visualize Java code execution (Python Tutor):

Java Code Editor:

Improve this sample solution and post your code through Disqus

Previous: Write a Java program to create a character array containing the contents of a string.
Next: Write a Java program to convert all the characters in a string to uppercase.