springmvc 传递和接收数组参数的实例

dd.do?titles[]=col1&titles[]=col2&titles[]=col3

var param = {titles:['col1','col2','col3']}; 
$.ajax({url:"dd.php", type:"post", data:param, async:false, dataType:"json",/**这个类型很重要 */ cache:false, error:function (data) { 
    rtnObj = data.responseText; 
  }, beforeSend:function (XMLHttpRequest) { 
    //ajaxStart(); 
  }, complete:function (XMLHttpRequest, textStatus) { 
    //ajaxComplete(); 
  }, success:function (data) { 
    rtnObj = data; 
  }});

@RequestMapping(value="/save", method = RequestMethod.POST) 
@ResponseBody 
public String save(@RequestParam(value = "titles[]") String[] titles){ 
  System.out.println(titles); 
  return null; 
}