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What is Character.isWhitespace() in Java?

harris910

The isWhitespace() function returns true if the character sent as a parameter is whitespace; otherwise, it returns false.

Whitespace includes:

  • space
  • tab (\t)
  • newline (\n)

The following illustration shows a visual representation of the isWhitespace() function.

Visual representation of the isWhitespace() function

Syntax

boolean isWhitespace(char character)

Parameter

The isWhitespace() function takes a character as a parameter.

Return value

The isWhitespace() function returns true if the character sent as a parameter is whitespace and returns false otherwise.

Code

class JAVA {
    public static void main( String args[] ) {
        //simple letter
        System.out.println("Character.isWhitespace('E'):");
        System.out.println(Character.isWhitespace('E'));

        //tab character
        System.out.println("Character.isWhitespace('\t'):");
        System.out.println(Character.isWhitespace('\t'));

        //space character
        System.out.println("Character.isWhitespace(' '):");
        System.out.println(Character.isWhitespace(' '));

    }
}

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