jsp打印九九乘法表

表示自学伤不起啊,java学的就很莫名其妙,一开始我把函数写在标题的里面为什么就错了,也不懂,总之,如果用表达式来打印九九乘法表,一定要有一个函数返回的是字符串,然后调用之,如果用脚本(也就是自己的事情自己解决),要用到自带的out

其次因为有中文,注意编码格式

<%@ page language="java" import="java.util.*" contentType="text/html;charset=UTF-8" %>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <base href="<%=basePath%>">
    
    <title>My JSP 'index.jsp' starting page</title>
	<meta http-equiv="pragma" content="no-cache">
	<meta http-equiv="cache-control" content="no-cache">
	<meta http-equiv="expires" content="0">    
	<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
	<meta http-equiv="description" content="This is my page">
	<!--
	<link rel="stylesheet" type="text/css" href="styles.css">
	-->
  </head>
  
  <body>
     <%!
    String printtable()//函数(返回九九乘法表的字符串)
    {
        String s = "";
      for (int i=1;i<=9;i++)
      {
      for  (int j=1;j<=i;j++)
       {
        s+=i+"*"+j+"="+i*j+"  ";
        }
         s+="<br>";
       }
        return s;
      }
      
       %>
    <h1 align="center">九九乘法表</h1>
 <br>
   <%= printtable() %>     
  </body>
</html>
jsp打印九九乘法表_第1张图片

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