Question

语句的含义SumDif（）。run（）;？不是用于创建对象的synatx CLASSNAME OBJECTNAME = new CLASSNAME（）;

import java.io.*;
import java.util.*;

public class SumDif {
   StreamTokenizer in;
   PrintWriter out;

   public static void main(String[] args) throws IOException {
      new SumDif().run();
   }

   private int nextInt() throws IOException {
      in.nextToken();
      return (int)in.nval;
   }

   public void run() throws IOException {
        in = new StreamTokenizer(new BufferedReader(new         
        InputStreamReader(System.in))); // Standard input
        out = new PrintWriter(new OutputStreamWriter(System.out)); 
        // Standard           output
          solve();
        out.flush();
      } 

   private void solve() throws IOException {
     out.println(nextInt() + nextInt());
  }
}

Answer 1

创建SumDif类的新对象（通过调用构造函数SumDif（））并对新创建的对象执行run（）方法。

在下面的代码中，语句SumDif（）。run（）;意思？

1 个答案: