云计算新课2-el表达式${param.name}与下列哪一项是同一个含义
Arequest.getParameter(String name);
Bresponse.getParameterValue(Sting name);
Cresponse.getParameter(String name);
Drequest.getAttribute(String name);
Arequest.getParameter(String name);
Bresponse.getParameterValue(Sting name);
Cresponse.getParameter(String name);
Drequest.getAttribute(String name);