request.put和request.setttribute的区别是什么?

request.put和request.setttribute的区别是什么? request.getAttribute() 和 request.getParameter() 有何区别? request.getAttribute() 和 request.getParameter() 有何区别? 英语翻译request for spare parts和request of spare parts request for information 和 request for proposal有什么区别? request doing和request to do的区别 request.getSession().setAttribute和request.setAttribute的区别是什么? request support prospectus request request翻译 request是什么意思 Bad Request . request.getParameterMap() request是什么意思 request.getParameterMap() request是什么意思 request received request.比如说：a=request(1)和a=request.form(1)有什么区别吗?注：我知道request是接收from提交的值,我的意思是：request和request.from之间有什么区别吗?