第七周作业
<%@ 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>Insert title here</title> </head> <body bgcolor=#ffccff> <% double p = 98.78; %> <p>商品编号A1001,价格 8765</p> <a href="receive.jsp?id=A1001&price=8765">购买</a> <p>商品编号A1002,价格</p> <a href="receive.jsp?id=A1002&price=<%=p%>">购买</a> </body> </html>
<%@ 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>Insert title here</title> </head> <body bgcolor=#eeeeff> <% String id = request.getParameter("id"); String price = request.getParameter("price"); %> <b>商品编号:<%=id%></b> <br> <b>商品价格:<%=price%></b> </body> </html>
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <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> <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> </head> <body bgcolor=#ffcff> <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="+">加 <option value="-">减 <option value="*">乘 <option value="/">除 </select> <input type=text name="numberTwo" size=6/> <br> <input type="submit" name="submit" value="提交" /> </form> </p> </body> </html>
3.制作一个登陆表单,输入账号和密码,如果账号密码相同,跳转到“登录成功”页面,否则跳转到“登录失败”页面。(加上JS非空验证)(选做,加验证码) <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> </head> <body> <form action="regist.jsp" method="post"> 账号:<input type="text" name="zh" /><br> 密码: <input type="password" name="upwd" ><br> <input type="submit" value="提交"/> <input type="reset" value="重置"/> </form> </body> </html> <html> <head> <title>My JSP 'index.jsp' starting page</title> </head> <body> <% request.setCharacterEncoding("utf-8"); String zh=request.getParameter("zh"); String upwd=request.getParameter("upwd"); if(zh.equals(upwd)){ response.sendRedirect("trium.jsp"); } else{ response.sendRedirect("lose.jsp"); } %> </body> </html> <html> <head> <title>My JSP 'trium.jsp' starting page</title> </head> <body> 登录成功! <br> </body> </html> <html> <head> <title>My JSP 'lose.jsp' starting page</title> </head> <body> 登录失败! <br> </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> <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>
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <title>shouye.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>panduan2.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>zhuce.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>tijiao.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>