JSP第七次作业 

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

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <body bgcolor=#ffccff>
    <%
    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="shopping.jsp?id=A1001&price=8765">购买</a><br>
        商品编号A1002，价格<%=price %>
     <a href="shopping.jsp?id=A1002&price=<%=price %>">购买</a>
     </p>
  </body>
</html>
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<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
    <body bgcolor=#EEEEFF>
    <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 %>
        </b>
        </p>
  </body>
</html>
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<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <body bgcolor=#ffccff>
  <form action="jisuan.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 = "value" value="+">加
    <option value="-">减
    <option value="*">乘
    <option value="/">除
  </select>
  <input type=text name="numberTwo"size=6/>
  <br><input type="submit" value="提交"/>
  </form>
  </body>
</html>
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<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <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("input.jsp");
            return;
    }
    else if(numberTwo==null||numberTwo.length()==0){
            response.sendRedirect("input.jsp");
            return;
    }
    try{
    double a=Double.parseDouble(numberOne);
    double b=Double.parseDouble(numberTwo);
    double r=0;
    if(operator.equals("+"))
    r=a+b;
    else if(operator.equals("-"))
    r=a-b;
    else if(operator.equals("*"))
    r=a*b;
    else if(operator.equals("/"))
    r=a/b;
    out.print(a+""+operator+""+b+"="+r);
    }
    catch(Exception e){
         out.println("请输入数字字符");
    }
    %>
   
  </body>
</html>
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<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>

<html>
<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="zhanghao.jsp" name="loginForm" method="post">
        账号：<input type="text" name="account" placeholder="请输入账号"/><br> 
        密码:<input type="password" name="password" placeholder="请输入密码"/><br>
        <input type="button" value="登录"onClick="validate()">
    </form>
 </body>
</html>
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<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>

<html>
  <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>
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<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
 <%
    request.setCharacterEncoding("UTF-8");
    response.setCharacterEncoding("UTF-8");
    %>
<html>
  <body>
    登陆成功！
  </body>
</html>
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<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
 <%
    request.setCharacterEncoding("UTF-8");
    response.setCharacterEncoding("UTF-8");
    %>
<html>
  <body>
         登陆失败！
  </body>
</html>
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<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>

<html>
<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="zhanghao.jsp" name="loginForm" method="post">
账号：<input type="text" name="account" placeholder="请输入账号"/><br>
密码：<input type="password" name="password" placeholder="请输入密码"/><br>
是否注册会员：
<input type="radio" name="yes" value="1"/>是
<input type="radio" name="yes" value="2"/>否<br>
<input type="button" value="登录"onClick="validate()">
</form>
</body>
</html>

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

<html> 
  <body>
    <h1>登录成功</h1>
    <%
    String []yes=request.getParameterValues("yes");
    for(int i=0;i<yes.length;i++){
    if(yes[i].equals("1")){
          out.print("注册为会员");
    }else{
          out.print("未注册为会员");
       }
    }
     %>
  </body>
</html>
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<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <body>
      <form action="huanying.jsp" method="post" name="form">
      输入任意整数N：<input type="text" name="name" >
      <input type="submit" value="提交">
       
      </form>
  </body>
</h
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<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <body>
   <%
   request.setCharacterEncoding("utf-8");
    String name=request.getParameter("name");
        int n=Integer.parseInt(name);
      for(int i=0;i<n;i++){
        out.print("欢迎"+"<br>");
   }
   
   %>
  </body>
</html>
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posted @ 2022-04-16 21:10  医不活  阅读(33)  评论(0)    收藏  举报