Java - Write code to Return true if the given letter is uppercase.

  1. HOME
  2. Java
  3. String
  4. String Case

Requirements

Write code to Return true if the given letter is uppercase.

Demo

/*
 * Copyright (c) 2001-2002, Marco Hunsicker. All rights reserved.
 *
 * This software is distributable under the BSD license. See the terms of the
 * BSD license in the documentation provided with this software.
 *///from   ww w.  j  a v  a  2s. c o m
 
//package com.book2s;

public class Main {
    public static void main(String[] argv) {
        char letter = 'a';
        System.out.println(isUppercase(letter));
    }

    /**
     * Returns <code>true</code> if the given letter is uppercase.
     *
     * @param letter letter to check for capitalization.
     *
     * @return <code>true</code> if the given letter is uppercase.
     */
    public static boolean isUppercase(char letter) {
        if ((letter < 'A') || (letter > 'Z')) {
            return false;
        }

        return true;
    }
}

Related Exercise