JAVA第七周作业

1.
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title></title>
</head>


  <body>
<% double price=98.78;
 %>
 <p style="font-family:宋体;font-size:36;color:blue">
 商品编号A1001,价格8765
 <a href="circle.jsp?id=A1001&price=8765">购买</a><br>
  商品编号A1002,价格<%=price %>
 <a href="circle.jsp?id=A1002&price=<%=price %>">购买</a>
 </p>
  </body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title></title>
</head>
  <body>
<p style="font-family:宋体;font-size:36;color:blue">
<%
String id=request.getParameter("id"); 
String price=request.getParameter("price"); 
%>

<b>商品编号:<%=id %><br>
商品价格:<%=price %>
</p>
  </body>
</html>

 

 2.

<%@ page language="java" import="java.util.*" pageEncoding="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>
<title>My JSP 'index.jsp' starting page</title>
</head>
<body bgcolor=#ffccff>
    <form action="computer.jsp" method="post" name=form>
        <p style="font-family:宋体;font-size:18;color:blue">
            输入运算数,选择运算符号:<br> <input type='text' name="numberOne" size=6 />
            <select name="operator">
                <option selected="selected" value="+"><option value="-"><option value="*"><option value="/"><lect> <input type='text' name="numberTwo" size=6 /> <br>
            <input type="submit" name="submit" value="提交" />
    </form>
    </p>
</body>
<html>
<%@ page language="java" import="java.util.*" pageEncoding="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>
<title>My JSP 'index.jsp' starting page</title>
</head>
<body bgcolor=cyan>
    <p style="font-family:宋体;font-size:18;color:black">
        <%
            String numberOne = request.getParameter("numberOne");
            String numberTwo = request.getParameter("numberTwo");
            String operator = request.getParameter("operator");
            if (numberOne == null || numberOne.length() == 0) {
                response.sendRedirect("index.jsp");
                return;
            }
            try {
                double m = Double.parseDouble(numberOne);
                double n = Double.parseDouble(numberTwo);
                double r = 0;
                if (operator.equals("+"))
                    m = m + n;
                else if (operator.equals("-"))
                    m = m - n;
                else if (operator.equals("*"))
                    m = m * n;
                else if (operator.equals("/"))
                    m = m / n;
                out.print(m + "" + operator + "" + n + "=" + r);
            } catch (Exception e) {
                out.print("请输入数字字符");
            }
        %>
    
</body>
<html>

 

 

 

 3.

<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>

<html>
<head>
</head>

<body>
    <script type="text/javascript">
        function validate() {
            if (loginForm.account.value == "") {
                alert("账号不能为空!");
                return;
            } else if (loginForm.password.value == "") {
                alert("密码不能为空!");
                return;
            }
            loginForm.submit();
        }
    </script>
    <form action="aa.jsp" name="loginForm" method="post">
        输入账号:<input name="account" type="text" /><br> 
        输入密码:<input name="password" type="password" /><br>
        <input type="button" value="登录"onClick="validate()">
    </form>
</body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="ISO-8859-1"%>

<html>

  </head>
  
  <body>
  <%
  String account=request.getParameter("account");
  String password=request.getParameter("password");
  if(account.equals(password)){
  request.getRequestDispatcher("ok.jsp").forward(request,response);
  }
  else{
  response.sendRedirect("no.jsp");
  }
   %>
  </body>
</html>

 

 

 

 4.

  <form name="loginForm" action="dologin.jsp" method="post">
        用户名:<input type="text" name="uname"><br> 密码: <input
            type="password" name="upwd"> <br> 是否注册为会员:<input
            type="checkbox" name="member" value="注册">注册 <input
            type="checkbox" name="member" value="不注册">不注册<br> <input
            type="button" value="登录" onClick="validate()">

    </form>

 

 5.

<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>

<html>
  <head>
   
    <title>在页面1的表单内输人一个数字N,提交,能够在另一个页面打印N个“欢迎”字符串</title>
    
  </head>
  
  <body>
    <form  name="form" action="do7.5.jsp" method="post">
      输入数字N:<input type="text" name="number"><br>
    <input type="submit" value="提交" >    
    </form>
  </body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>

<html>
  <head>
   
    <title>在页面1的表单内输人一个数字N,提交,能够在另一个页面打印N个“欢迎”字符串</title>
    
  </head>
  
  <body>
    <%
    String number=request.getParameter("number");
    double n=Double.parseDouble(number);
    for(int i=0;i<n;i++){
    out.println("欢迎"+"<br>");
    }
     %>
  </body>
</html>

 

 

 6.

<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head> 
    <title>my.jsp</title>
  </head>
  
  <body>
   <form action="panduan2.jsp" method="post" name="shouye">
           请输入账号:<input name="uname" type="text"/><br/>
           请输入密码:<input name="password" type="password"/><br/>
           <input type="button" value="登录" onclick="denglu()">
      <script type="text/javascript">
         function denglu(){
            if(shouye.uname.value==""){
               alert("账号不能为空!");
               return;
            }
             if(shouye.password.value==""){
               alert("密码不能为空!");
               return;
            }
            shouye.submit();
         }
      </script>
   </form>
  </body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head> 
    <title>my1.jsp</title>
  </head>
  
  <body>
   <% 
        request.setCharacterEncoding("utf-8");
        String uname=request.getParameter("uname");
        String password=request.getParameter("password");
        if(uname.equals(password)){
           request.getRequestDispatcher("zhuce.jsp").forward(request, response);
        }else{
           out.print("登陆失败");
        }
    %>
  </body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>  
    <title>my2.jsp</title>
  </head>
  
  <body>
    <%String a=request.getParameter("uname"); %>
  
    <form action="tijiao.jsp" method="post">
          请输入姓名:<input type="text" name="name" /><br/>
          <input type="hidden" name="b" value="<%=a %>" />          
          <input type="submit" name="ok" value="提交"/>
    </form>
  </body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <title>my3.jsp</title>
  </head>
  
  <body>
    <% 
    request.setCharacterEncoding("utf-8");
    String name=request.getParameter("name");
    String uname=request.getParameter("b");
    %>
            你的账号为:<%=uname %><br/>
            你的姓名为:<%=name %>
  </body>
</html>

 

posted @ 2022-04-17 12:50  33。  阅读(31)  评论(0编辑  收藏  举报