<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>Title</title>
</head>
<body>
<jsp:forward page="/testJsptag.jsp">
    <jsp:param name="username" value="admin"/>
    <jsp:param name="password" value="12345"/>
</jsp:forward>
<%--相当于 localhost:8080/testJsptag.jsp?username=admin&password=12345--%>

</body>
</html>
