jsp 声明表示、代码片段及引用
<%@ 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> <jsp:include page="test.jsp"></jsp:include> <%@include file="test.jsp" %> 显示汉字!!! </body>
</html>
Jsp 动作--包含文件
<%@ 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> <jsp:forward page="index.jsp"/> </body>
</html>
Jsp 动作--请求转发
<%@ 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> <form action="test5.jsp">
用户ID:
<input name="id" type="text" width="30 "/> <input type="submit" value="提交"/> </form> </body>
</html>
jsp--内置对象--页面请求 - 主页面
<%@ 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>
<% String id = request.getParameter("id");
//通过传过来的 name 的 id 来获取收到的信息
if ( id == null) // 检查传过来的 name 是否是 id 这个名字
{
id = "空";
}
else if(id == "") //id内 内容是否为空 是否是空字符串
{
id = "空字符串";
} %>
</head>
<body> 获取到的ID：<%=id %> </body>
</html>
jsp--内置对象--页面请求 - 跳转到的页面
