showcharvalue.java

java 编程的一些简单例子

import java.io.*;
public class showCharValue
{
public static void main(String args[])
{
    char ch,min;
    try
     {
          System.out.println("please input a char,end with '#'");         
	  ch=(char)System.in.read();
          min=ch;
          System.out.print(min);
	  while(ch!='#')
             {
	       ch=(char)System.in.read();
 	       min=(ch<=min&&ch!='#')?ch:min;
		System.out.println("min:"+min);
	      
              }
		System.out.print(min);	            
      }
catch (IOException e)
      {
	System.err.println(e.toString());
       }
}
}