<%@?page?language="java"?import="java.util.*"?contentType="text/html;?charset=utf-8"%>
<html>
??<head>
????<title>My?JSP?'dologin.jsp'?starting?page</title>
??</head>
??
??<body>
????<jsp:useBean?id="myUsers"?class="com.po.Users"?scope="page"/>
????<h1>setProperty動作元素</h1>
????<hr>
????<%request.setCharacterEncoding("utf-8");%>
???<!--根據表單自動匹配所有的屬性?-->
????<%--<jsp:setProperty?name="myUsers"?property="*"/>--%>
????<%--根據表單匹配所有部分的屬性--%>
????<jsp:setProperty?name="myUsers"?property="username"/>
????用戶名：<%=myUsers.getUsername()?%><br>
????密碼：<%=myUsers.getPassword()?%><br>
??</body>
2020-10-05
可能是你的Java里面的編碼是GBK，你改成UTF-8，試試