文章摘要
这篇文章介绍了如何使用JavaServer Pages（JSP）处理用户输入的性别信息。通过`sex_action.jsp`页面，从`request.getParameter("sex")`获取用户输入的性别，并根据输入值（男或女）执行响应重定向到对应的子页面（`male.jsp`或`female.jsp`）。文章重点展示了JSP编程如何实现高效的前端操作和重定向功能。
<!– sex_action.jsp –>
<%@ page language=”java” import=”java.util.*” pageEncoding=”UTF-8″%>
<%
String path=request.getContextPath();
String basePath=request.getScheme()+”://”+request.getServerName()+”:”+request.getServerPort()+path+”/”;
%>
<!DOCTYPE HTML PUBLIC “-//W3C//DTD HTML 4.01 Transitional//EN”>
<html>
<head>
<base href=”https://www.jb51.net/article/<%=basePath%>” rel=”external nofollow” rel=”external nofollow” >
<title>My JSP ‘sex_action.jsp’ starting page</title>
<meta http-equiv=”pragma” content=”no-cache”>
<meta http-equiv=”cache-control” content=”no-cache”>
<meta http-equiv=”expires” content=”0″>
<meta http-equiv=”keywords” content=”keyword1,keyword2,keyword3″>
<meta http-equiv=”description” content=”This is my page”>
</head>
<body>
<%
request.setCharacterEncoding(“UTF-8”);
String sex=request.getParameter(“sex”);
out.println(sex);
if(“男”.equals(sex)) {
response.sendRedirect(“male.jsp”);
return;
}
else if(“女”.equals(sex)) {
response.sendRedirect(“female.jsp”);
return;
}
%>
</body>
</html>