function login123(){
		var nameArr = new Array();
		nameArr.push("adm,in");
		nameArr.push("jo,in");
		nameArr.push("check,in");
		console.info(nameArr);
		$.ajax({
			url:contPath+"/login.htm",//data:{"names":nameArr},data:{"names[]":nameArr},type:"post",success:function(data){
				alert("success");
			}
		});
	}

@RequestMapping("login")
	public ModelAndView login(HttpServletRequest request,HttpServletResponse response) throws Exception {


System.out.println(request.getParameter("names"));

//注意这里 HttpServletRequest默认加了 []  不管 js中加不 加 [] 
System.out.println(request.getParameterValues("names[]").length);
		System.out.println(Arrays.toString(request.getParameterValues("names[]")));
		System.out.println(request.getParameterValues("names[]").getClass());

}