op3.java

来自「ＪＡＶＡ编写的一些源代码」· Java 代码 · 共 35 行

package mp;
import java.io.*;  //import语句用于加载类库
public class Op3
{
        public static String op() throws IOException
        {
           BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
           String s;
           System.out.flush();
           s=br.readLine();
           return s;
        }
        public static int intValue() throws IOException
        {
           System.out.println("输入整数回车结束");
           String s=op();
           int a=Integer.parseInt(s);
           return a;
        }
        public static float floatValue() throws IOException
        {
           System.out.println("输入单精度浮点数回车结束");
           String s=op();
           float a=Float.parseFloat(s);
           return a;
        }
        public static String stringValue() throws IOException
        {
           System.out.println("输入字符串回车结束");
           String s=op();
           return s;
        }

   }