Java实验题目

 public class KY2_1 {

    public static void main(String args[]) {

      byte b=0x55;

      short s=0x55ff;

      int i=1000000;

  long l=0xffffL;

      char c='a';

      float f=0.23F;

      double d=0.7E-3;

      boolean B=true;

      String S="这是字符串类数据类型";

      System.out.println("字节型变量 b = "+b);

      System.out.println("短整型变量 s = "+s);

      System.out.println(" 整型变量 i = "+i);

      System.out.println("长整型变量 l = "+l);

      System.out.println("字符型变量 c = "+c);

      System.out.println("浮点型变量 f = "+f);

      System.out.println("双精度变量 d = "+d);

      System.out.println("布尔型变量 B = "+B);

      System.out.println("字符串类对象 S = "+S);

    }

  }