求解读每一行代码的详细意思

Question

form.on('submit(add)', function(data){            console.log(data);            //发异步，把数据提交给php            layer.alert("增加成功", {icon: 6},function () {                //关闭当前frame                x_admin_close();                // 可以对父窗口进行刷新                 x_admin_father_reload();            });            return false;          });        });