evaluatedemo.java

Eclipse程序设计经典教程+源代码 学习java的朋友可以看看

package operationsymbol;

public class EvaluateDemo {

  public static void main(String[] args) {
    int i = 5;
    System.out.println("i = " + i);
    System.out.println("累加操作：");
    System.out.println("i += 5, i = " + (i += 5));
    i = 5; 
    System.out.println("累减操作：");
    System.out.println("i -= 5, i = " + (i -= 5));
    i = 5; 
    System.out.println("累乘操作：");
    System.out.println("i *= 5, i = " + (i *= 5));
    i = 5; 
    System.out.println("累除操作：");
    System.out.println("i /= 5, i = " + (i /= 5));
    i = 5; 
    System.out.println("累取模(取相除后的余数)操作：");
    System.out.println("i %= 5, i = " + (i %= 5));
    i = 5;
    //5除以3的余数是2
    System.out.println("i %= 3, i = " + (i %= 3));
  }
}