7-3.txt

jsp常用实例讲解

import java.io.* 
class mycat{ 
public void main(String args[]) 
throws IOException{ 
int b; 
int count = 0; 
while ((b = System.in.read()) != -1){ 
	count++; 
	System.out.print((char)b); 
} 
System.out.println(); 
//空行 
System.err.println("counted"+count+"total bytes."); 
} 
}