Question

Discuss about any one function in the Character wrapper class

using an example.​

Answer 1

Answer:

The Character class of the java.lang package wraps a value of the primitive datatype char. It offers a number of useful class (i.e., static) methods for manipulating characters. You can create a Character object with the Character constructor.

Character ch = new Character('a');

Following are the notable methods of the Character class.

1

isLetter()

Determines whether the specified char value is a letter.

2

isDigit()

Determines whether the specified char value is a digit.

3

isWhitespace()

Determines whether the specified char value is white space.

4

isUpperCase()

Determines whether the specified char value is uppercase.

5

isLowerCase()

Determines whether the specified char value is lowercase.

6

toUpperCase()

Returns the uppercase form of the specified char value.

7

toLowerCase()

Returns the lowercase form of the specified char value.

8

toString()

Returns a String object representing the specified character value that is, a one-character string.