<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>jiecheng</title> </head> <body> <% int i=0; int jiecheng=1; do { i++; jiecheng=jiecheng*i; } while (i<5); %> 5的阶乘为: <%=jiecheng %> </body> </html>