Java - Character Class toUpperCase() Method

Character class toUpperCase() method: Here, we are going to learn about the toUpperCase() method of Character class with its syntax and example. By Preeti Jain Last updated : March 17, 2024

Character class toUpperCase() method

toUpperCase() method is available in java.lang package.
toUpperCase() method is used to return the uppercase character of the given char value.
toUpperCase() method does not throw an exception at the time of representing lowercase character to uppercase character or uppercase to the uppercase character.

Syntax

public char toUpperCase (Char value);

Parameters

Char value – represents the char value to be converted.

Return Value

The return type of this method is char, it returns the uppercase conversion of the given char value.

Example

// Java program to demonstrate the example 
// of char toUpperCase (Char value) method of Character class	

public class ToUpperCaseOfCharacterClass {
    public static void main(String[] args) {
        // It returns P because the passing character is 
        // already in UpperCase
        char result1 = Character.toUpperCase('P');

        // It returns P because the passing character will
        // be converted to UpperCase by using toUpperCase()
        char result2 = Character.toUpperCase('p');

        // Display values of result1 , result2
        System.out.println("Character.toUpperCase('P'): " + result1);
        System.out.println("Character.toUpperCase('p'): " + result2);
    }
}

Output

Character.toUpperCase('P'): P
Character.toUpperCase('p'): P

Java - Character toLowerCase() Method

Java - Character toString() Method