黑马程序员-System.in刚知道java中怎么使用“cin>>”

---------------------- android培训、java培训、期待与您交流！ ---------------------

package IO;

import java.io.*;

public class Test_SystemIn {

public static void main(String[] args){

InputStreamReader isr = new InputStreamReader(System.in);

BufferedReader br = new BufferedReader(isr);

String s = null;

try {

s = br.readLine();

while(s!= null){

if(s.equalsIgnoreCase("exit")) break;

System.out.println(s.toUpperCase());

s = br.readLine();

}

} catch (IOException e) {

e.printStackTrace();

}

}

}

--------------------- android培训、java培训、期待与您交流！ ----------------------