在a.jsp中有代码片断如下:在b.jsp中加入下列()代码,可以输出在a.jsp页面上输入的loginName的值。loginName:<inputtype=”text” name=”loginName”/><inputtype=”submit” name=”submit”/>
A.<%=(String) request.getParameter(“loginName”)%>
B.<%=(String) request.gerAttribute(“loginName”)%>
C.<% String name=request.getParameter(“loginname”);out.println(name); %>
D.<% String name-request.getAttribute(“loginname”); out.println(name); %>