• javabean 三种动作 使用 useBean,setProperty,getProperty动作


    ---恢复内容开始---

    <%@page import="java.text.SimpleDateFormat"%>
    <%@page import="java.util.*"%>
    <%@ 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>标题</title>
    </head>
    <body>
    
        <h1>使用useBean方式创建javabean的实例</h1>
    
        
        <hr>
        <jsp:useBean id="myUser" class="com.javabean.po.User" scope="page"></jsp:useBean>    
        
        用户名:<%=myUser.getUserName() %><br>
        密码:<%=myUser.getPassword() %><br>
    
    
    </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>setProperty登录</title>
    </head>
    <body>
        <h1>setProperty登录</h1>
        <hr>
        <form action="setPropertyLogin.jsp" name="loginForm" method="post">
            <table>
                <tr>
                    <td>用户名:</td>
                    <td><input type="text" name="userName" /></td>
                </tr>
                <tr>
                    <td>密码:</td>
                    <td><input type="password" name="password" /></td>
                </tr>
                <tr>
                    <td colspan="2" align="center"><input type="submit" value="登录" /></td>
                </tr>
    
            </table>
    
        </form>
    
    
    </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>setProperty</title>
    </head>
    <body>
    
        <jsp:useBean id="myUser" class="com.javabean.po.User" scope="page"></jsp:useBean>
        <h1>setProperty动作元素</h1>
        <hr>
        <!-- 第一种方式:根据表单自动匹配所有属性         property="*"    name="myUser" 根据表单名字匹配-->
        <jsp:setProperty property="*" name="myUser"/>
        用户名:<%=myUser.getUserName() %>
        密码:<%=myUser.getPassword() %>
    
    
    </body>
    </html>

     

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  • 原文地址:https://www.cnblogs.com/1ming/p/9456632.html
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