可返回站点的根路径request.getContextPath()

可返回站点的根路径request.getContextPath(),第1张

可返回站点的根路径request.getContextPath(),第2张

包com . v 512 . web project 2;
导入Java . io . io exception;
导入Java . io . printwriter;
导入javax . servlet . servlet exception;
导入javax . servlet . http . http servlet;
导入javax . servlet . http . http servlet request;
导入javax . servlet . http . http servlet response;
公共类LoginFormServlet扩展HttpServlet {
公共void doGet(HttpServletRequest请求,HttpServletResponse响应)
throws ServletException,io exception {
response . set content type(" text/html;charset = utf-8 ");
PrintWriter out = response . getwriter();
out . println(" ");
out . println(" ");
out.println("一个Servlet ");
out . println(" ");
out . print(" ");
out.println("用户名:"+"
");
out.println("秘密代码:"+"
");
out . println(" ");
out . print(" ");
out . print(" ");
out . println(" request . getcontextpath "+" the name web project 2 "+"
");
out.println("通过帖子提交提交到自己的帖子"+"
");
out . println(" Resolve garbaged code request . setcharacter encoding(\ " UTF-8 \ ")"+"
");
out . println(" ");
out . println(" ");
out . flush();
out . close();
}
public void doPost(http servlet request请求,HttpServletResponse响应)
抛出ServletException,io exception {
response . set content type(" text/html;charset = utf-8 ");
PrintWriter out = response . getwriter();
out . println(" ");
out.println("一个Servlet ");
out . println(" ");
request . setcharacterencoding(" utf-8 ");
out.print("用户名:"+request.getparameter("用户名")+"
");
out . print(" secret code:"+request . getparameter(" password ")+"
");
out . println(" ");
out . println(" ");
out . flush();
out . close();
}
}

位律师回复
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白度搜_经验知识百科全书 » 可返回站点的根路径request.getContextPath()

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