temp.js

var memberListArray = [];
memberListArray.push('test_value');

$.ajax({
      url: "/api/user/member_add",
      type: "POST",
      traditional: true,
      dataType: "json",
      data: {
            memberListArray: memberListArray
      },
      success: function (data) {
            if (data.success == true) {
            } else {
                  location.href="/error";
            }
      }
});