Numbers and Strings
Numbers and Strings Example
/**
* Numbers and Strings Example #1
*
* @author Alyce Brady, Pamela Cutter
*/
public class NumbersAndStringsEx1
{
/** The main function initiates execution of this program. */
public static void main()
{
System.out.println ("Hello, world!"); // Print a String
System.out.println (42); // Print an int (integer)
System.out.println (3.14159); // Print a float or double
}
}
Output:
Hello, world!
42
3.14159
/**
* Numbers and Strings Example #2
*
* @author Alyce Brady, Pamela Cutter
*/
public class NumbersAndStringsEx2
{
/** The main function initiates execution of this program. */
public static void main()
{
System.out.println ("Hello, world!"); // Print a String
System.out.println (42); // Print an int (integer)
System.out.println ("42"); // Print a String
System.out.println (3.14159); // Print a float or double
System.out.println ("3.14159"); // Print a String
}
}
Output:
Hello, world!
42
42
3.14159
3.14159
/**
* Numbers and Strings Example #3
*
* @author Alyce Brady, Pamela Cutter
*/
public class NumbersAndStringsEx3
{
/** The main function initiates execution of this program. */
public static void main()
{
System.out.println ("2 + 3");
System.out.println (2 + 3);
}
}
Output:
2 + 3
5
Alyce Brady, Kalamazoo College