学习进度第五周
| 时间 | 10 |
| 代码量 | 300左右 |
| 博客园 | 2 |
| 知识点 |
request.getAttribute 用来接受req.setAttribute传过来的值 <c:forEach items="${ones}" var="item" varStatus="status">
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<%@ page language="java" contentType="text/html; charset=utf-8" pageEncoding="utf-8"%> <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>一号线</title> <style> .a{ margin-top: 20px; } .b{ font-size: 20px; width: 160px; color: white; background-color: greenyellow; } </style> </head> <body> <div align="center"> <form action="SubwayServlet?method=one_line" method="post" onsubmit="return check()"> <div class="a"> 一号线 </div> <div class="a"> <button type="submit" class="b">查 询</button> </div> </form> </div> </body> </html>
<%@ page language="java" contentType="text/html; charset=utf-8" pageEncoding="utf-8"%> <%@taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%> <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>一号线</title> <style> .a{ margin-top: 20px; } .b{ font-size: 20px; width: 160px; color: white; background-color: greenyellow; } .tb, td { border: 1px solid black; font-size: 22px; } </style> </head> <body> <div align="center"> <table class="tb"> <tr> <td>站台</td> <td>线路</td> <td>时间</td> <td>起点站——终点站</td> <td>站台</td> </tr> <!-- forEach遍历出adminBeans --> <c:forEach items="${ones}" var="item" varStatus="status"> <tr> <td>${item.id}</td> <td><a>${item.line}</a></td> <td>${item.intro}</td> <td>${item.route}</td> <td>${item.site}</td> </tr> </c:forEach> </table> </div> </body> </html>
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>Insert title here</title> <style> .a{ margin-top: 20px; } .b{ font-size: 20px; width: 160px; color: white; background-color: greenyellow; } </style> </head> <body> <div align="center"> <form action="SubwayServlet?method=transfer" method="post" onsubmit="return check()"> <div class="a"> 起点站<input type="text" id="site1" name="site1"/> </div> <div class="a"> 终点站<input type="text" id="site2" name="site2" /> </div> <div class="a"> <button type="submit" class="b">查 询</button> </div> </form> </div> </body> </html>
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <%@taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%> <!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>Insert title here</title> <style> .a{ margin-top: 20px; } .b{ font-size: 20px; width: 160px; color: white; background-color: greenyellow; } .tb, td { border: 1px solid black; font-size: 22px; } </style> </head> <body> <div align="center"> <table class="tb"> <tr> <td></td> <td>线路</td> <td>车次</td> <tr></tr> <tr> <td rowspan="2">中间站</td> <td><%=request.getAttribute("stations1") %></td> <td><%=request.getAttribute("line1") %></td> </tr> <tr> <td><%=request.getAttribute("stations2") %></td> <td><%=request.getAttribute("line2") %></td> </tr> </table> </div> </body> </html>
知识点：
request.getAttribute 用来接受req.setAttribute传过来的值
<c:forEach items="${ones}" var="item" varStatus="status">
遍历数组，获取传过来ones的值数组遍历出来
