Reverse Input Character in Java language
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Reverse input character in java language. In this article, you will learn how to reverse input character in java language.
Example-1
'c' after conversion 'C'
Example-2
'C' after conversion 'c'
You should have knowledge of the following topics in java programming to understand this program:
- Java
java.util.Scanner
package - Java
main()
method - Java
if-else
condition statement - Java
String
functions - Java
System.out.println()
function
Source Code
// Reverse Input Character in Java language
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
char random_char;
System.out.print("Enter an alphabet character to convert: ");
random_char = in.next().charAt(0);
System.out.print("\nThe Reverse case of the '" + random_char + "' is: '");
if (Character.isLowerCase(random_char))
System.out.println(Character.toUpperCase(random_char) + "'");
else
System.out.println(Character.toLowerCase(random_char) + "'");
}
}
Output
Enter an alphabet character to convert: c
The Reverse case of the 'c' is: 'C'
Explanation
In this given program, we have taken input c
from the user and applied the function to convert the input's reverse case.