| Operator and Expression |
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| Arithmetic assignment operations |
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- Combine arithmetic and assignment into a single operation to save coding time
- All five basic arithmetic operations have a corresponding arithmetic assignment operator .
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Operator |
Operation |
| += |
Addition assignment |
| -= |
Subtraction assignment |
| *= |
Multiplication assignment |
| /= |
Division assignment |
| %= |
Modulo (remainder) assignment |
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| Example: |
| This program reads a percentage value from the user (such as 5.5) and
converts to the correct decimal equivalent (such as 0.055) by using the division assignment operator. |
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import java.util.*;
import java.io.*;
public class AppStr
{
public static void main(String[] args)
{
// Variable for holding a percentage entered by the user
// Prompt for and read the percentage
System.out.print("Enter a percentage in n.nn format: ");
double percent;
Scanner Keyboard = new Scanner(System.in);
percent = Keyboard.nextDouble();
//percent = Keyboard.readDouble();
// Convert it to its decimal equivalent and display the result
percent /= 100;
System.out.println("The decimal equivalent is " + percent);
}
}
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