Char is Int : Character « Data Type « Java

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Java » Data Type » CharacterScreenshots 
Char is Int
Char is Int
     

/*
 * Copyright (c) Ian F. Darwin, http://www.darwinsys.com/, 1996-2002. All rights
 * reserved. Software written by Ian F. Darwin and others. $Id: LICENSE,v 1.8
 * 2004/02/09 03:33:38 ian Exp $
 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 1. Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer. 2. Redistributions in
 * binary form must reproduce the above copyright notice, this list of
 * conditions and the following disclaimer in the documentation and/or other
 * materials provided with the distribution.
 
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 * Java, the Duke mascot, and all variants of Sun's Java "steaming coffee cup"
 * logo are trademarks of Sun Microsystems. Sun's, and James Gosling's,
 * pioneering role in inventing and promulgating (and standardizing) the Java
 * language and environment is gratefully acknowledged.
 
 * The pioneering role of Dennis Ritchie and Bjarne Stroustrup, of AT&T, for
 * inventing predecessor languages C and C++ is also gratefully acknowledged.
 */

public class CharIsInt {
  public static void main(String[] argv) {
    char a = 'A';
    System.out.println("a is " + a);
    int i = a;
    System.out.println("i is " + i);
    char n = (char-a;
    System.out.println("n is " + n);
    int z = n;
    System.out.println("z is " + z);
    // Now: is char signed or unsigned?
    // char neg = -1; // WON'T COMPILE
    // System.out.println("neg is " + neg);
  }
}

           
         
    
    
    
    
  
Related examples in the same category
1. Java char: char is 16 bit type and used to represent Unicode characters. Range of char is 0 to 65,536.
2. Character class creates primitives that wrap themselves around data items of the char data type
3. Create Character objects and compare them
4. Use Character.isLowerCase, Character.isUpperCase to check the letter case
5. Use Character.isLetter to check if a char is a letter
6. Count letters in a String
7. Use Character.isDigit to check the if a char is a digit
8. Validate if a String contains only numbers
9. Check if a character representing a number
10. Check if a character representing an alphabet
11. If a character is uppercase
12. if a character is lowercase
13. Is character a digit, letter, white space, lower case or upper case character
14. switch with char value
15. Escape Sequence Characters
16. Convert from integer to ASCII code (byte)
17. Plus one to char variable
18. Store unicode in a char variable
19. All static information about a character
20. Compare Two Java char Arrays
21. Convert from ASCII code to String
22. Copy char array to string
23. Convert to hex
24. Determining a Character's Unicode Block
25. Determining If a String Is a Legal Java Identifier
26. Count the number of bytes included in the given char[].
27. Count the number of chars included in the given byte[].
28. Character array convert and find
29. StringBuffer based on char array
30. String based on char array
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