第七次作业
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"%> <!DOCTYPE HTML > <html> <head> <title>My JSP 'index.jsp' starting page</title> </head> <body bgcolor="#ffccff"> <form action="index1.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:<br> <input type="text" name="num1" size=6 /> <select name="oper"> <option selected="selected" value="+">加 <option value="-">减 <option value="*">乘 <option value="/">除 </select> <input type="text" name="num2" size=6 /> <input type="submit" value="提交"> </p> </form> </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"%> <!DOCTYPE HTML > <html> <head> <title>My JSP 'index.jsp' starting page</title> </head> <body> <form action="index1.jsp" method="post"> <input type="text" name="num" /> <input type="submit" value="提交" /> </form> </body> </html>
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%> <!DOCTYPE HTML > <html> <head> <title>My JSP 'index.jsp' starting page</title> </head> <body> <% String string=request.getParameter("num"); int i=string==null? -1:Integer.parseInt(string); for(int j=0;j<i;j++){ out.print("欢迎"+"<br>"); } %> </body> </html>
6.
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%> <!DOCTYPE HTML > <html> <head> <title>My JSP 'index.jsp' starting page</title> </head> <body> <script> function yz() { if (form.zh.value == "") { alert("用户名不能为空!"); form.zh.focus(); return; } if (form.password.value == "") { alert('密码不能为空!'); form.password.focus(); return; } if(form.zh.value==form.password.value){ form.submit(); }else{ alert('登陆失败'); form.password.focus(); return; } } </script> <form action="index1.jsp" method="post" name="form"> <table> <tr> <td>账号</td> <td><input type="text" name="zh" /> </td> </tr> <tr> <td>密码</td> <td><input type="password" name="password" /> </td> </tr> <tr> <td><input type="button" value="登录" onclick="yz()" /> </td> </tr> </table> </form> </body> </html>
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%> <!DOCTYPE HTML > <html> <head> <title>My JSP 'index.jsp' starting page</title> </head> <body> <% String zh=request.getParameter("zh"); %> <form action="index2.jsp" method="post"> <input type="text" name="name" /> <input type="submit" value="提交" /> <input type="hidden" name="zh" value="<%=zh %>"/> </form> </body> </html>
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%> <!DOCTYPE HTML > <html> <head> <title>My JSP 'index.jsp' starting page</title> </head> <body> <% request.setCharacterEncoding("utf-8"); String zh=request.getParameter("zh"); String name=request.getParameter("name"); out.print("用户姓名："+name+"<br>"+"用户账号："+zh); %> </body> </html>
