Java: Convert all the characters in a string to uppercase
Java String: Exercise-30 with Solution
Write a Java program to convert all characters in a string to uppercase.
Visual Presentation:
Sample Solution:
Java Code:
// Define a public class named Exercise30.
public class Exercise30 {
// Define the main method.
public static void main(String[] args) {
// Declare and initialize a string variable.
String str = "The Quick BroWn FoX!";
// Convert the above string to all uppercase.
String upper_str = str.toUpperCase();
// Display the original and uppercase strings for comparison.
System.out.println("Original String: " + str);
System.out.println("String in uppercase: " + upper_str);
}
}
Sample Output:
Original String: The Quick BroWn FoX! String in uppercase: THE QUICK BROWN FOX!
Flowchart:
Java Code Editor:
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