Jquery传数组数据到Mvc后台

            var inputValue = {"activityID":ac};
            $("#tableContainer").find("tr[id!='']").each(
            function(index,element)
            {
                trIDNum = element.id.replace("tr","");
                userName = $("#txtUserName"+trIDNum).val().trim();;
                email = $("#txtEmail"+trIDNum).val().trim();;
                dept = $("#txtDept"+trIDNum).val().trim();;
                job = $("#txtJob"+trIDNum).val().trim();;
                userName = $.trim(userName);
                email = $.trim(email);
                dept = $.trim(dept);
                job = $.trim(job);
                inputValue["inputValue["+index+"].UserName"] = userName;
                inputValue["inputValue["+index+"].Email"] = email;
                inputValue["inputValue["+index+"].Dept"] = dept;
                inputValue["inputValue["+index+"].Job"] = job;
                isEnable = true;
                personNum++;
            });

            $.post("ActivityObjSelect", inputValue, function(data) { alter(data) }, "json");
        }