获取request里的所有参数及参数名（参数名自动获取）  -  [ Java ]  

request里有两个方法:  

1)request.getParameterMap();  

1 Enumeration enu=request.getParameterNames();  2 while(enu.hasMoreElements()){  3 String paraName=(String)enu.nextElement();  4 System.out.println(paraName+": "+request.getParameter(paraName));  5 }

2)request.getParameterNames(); 

1 Map map=request.getParameterMap();   2     Set keSet=map.entrySet();   3     for(Iterator itr=keSet.iterator();itr.hasNext();){   4         Map.Entry me=(Map.Entry)itr.next();   5         Object ok=me.getKey();   6         Object ov=me.getValue();   7         String[] value=new String[1];   8         if(ov instanceof String[]){   9             value=(String[])ov;  10         }else{  11             value[0]=ov.toString();  12         }  13   14         for(int k=0;k