Hi, i just build a such ea, u can reference below code: double preHeiken0 = iCustom(NULL,0, "!_Heiken_Ashi_Ma 20",1,20,0,2); double preHeiken1 = iCustom(NULL,0, "!_Heiken_Ashi_Ma 20",1,20,1,2); double preHeiken2 = iCustom(NULL,0, "!_Heiken_Ashi_Ma ...