MQL4 and MetaTrader 4 - page 312

Hello, good day to you all.. this indicator have 4 timeframes.. tried to add 5 more timeframes but my mt4 froze i dont know why it froze is something wrong with my code //------------------------------------------------------------------#property copyright "mladen"#property link

Hi, I'm trying to code (mql4) a change of direction on the ATR as part of the conditions to enter a trade. Could someone please point me in the right direction ? TIA

Hi, I am struggling to find out what might be wrong with my webrequest and the reason why there is no post data. string cookie= NULL , headers; char post[], result[]; string url = "url_to_a_server" ; StringToCharArray ( "some_info" , post); Print ( "post: "

Hello masters, I had a degree in Math and Statics. I finished a couple of computer programming course back in the university, so I have a basic understanding of stuff like for, while ... etc. I have a passion in Forex trading and been trading for many years. I want to start learning MT4 programming

I am trying to create an expert that imports an external DLL to connect to PostgreSQL or MS SQL Server Express. I found a library from SQLAPI++ that allows one to connect to any database; however, I can't get it to compile for the life of me. Can someone help me with the syntax (its currently more

I know there is a way to programmatically login to mt4 account using an EA, but what about adding a trading server (by trading server, I mean the server address, the third input field of the mt4 login popup window.) if there is no way to add new server address then maybe refreshing the current

I'm running MT4 and using MQL4. I need to access the price values at the bar thats at the Fixed Chart Position. CHART_FIXED_POSITION seems to be a place to start but thats a percentage of the screen. I need the bar offset (FixedChartBar) so that I can enter it in one of the pricing functions like

This is one of the most common errors I see, probably due in part to the likes of garbage such as Expert Advisor Builder. So I thought it was time for a thread dedicated to the subject so that it can be linked to for future reference. The Problem Let's take a simple example; we want a function to

I got 4 warning messages in variables. I want extern for Time into object rectangle Here code: //+------------------------------------------------------------------+ //| squarecomment.mq4 | //| Copyright 2020, MetaQuotes Software

hello All , need help : how to separate the HLINE showing in one indicator? one group line is only for AUDUSD and one group is only for AUDJPY Thank you in advance best regards //this HLINE from here is only showing for AUDUSD

Hi, I would like to call functions of a class that come from c# dll in my mql4 program. I have a c# UI and the dll passes data from the UI to metatrader and vice versa. I read some articles from 2007 and 2013 that this is not possible and that I need a c++ wrapper. Since a lot of time has passed

hi guys i try to compare the time frame for exclude 3 type of time frame but not work i tryed also with use a second like but nothing , whats wrong ? sinput ENUM_TIMEFRAMES TimeFrameChoice= PERIOD_CURRENT ; // Timeframe void OnInit () { Print ( "il periodo e questo " +TimeFrameChoice); if ((

I have a EA and I can run it on multiple charts. But I want only one order is opened at a time and until that order is closed, I don't want any new orders. Can anyone help me with this in Mt 4 platform ? Thank You in advanced!!!! Please Please Please

I've make a custom indicator, and for some reason the output is different when I am using it in the strategy tester than it is when I just drop it onto a chart. I'm attaching a screenshot showing the indicator twice in the same window. The top one is what I got when using the strategy tester (visual

Hi, I have been reading about the indicator and confused as how to call the indicator correctly. I have seen the first instance (below) but not sure the significance of the colors The second statement appears to work fine (i is the shift). Heiken Ashi is the spelling I use and reflect the indicator

Hello. I will ask for help. Why this script does not place orders. //+------------------------------------------------------------------+ //| Poziom i spadek.mq4 | //| Copyright 2019, MetaQuotes Software Corp. | //|

Hi there, i have created EA but some reason it is now opening any trade, any suggestion? how to sort this out? I have attached EA and indicator

Dear all, I am unable to get the iMAOnArray work as it's always returning either 0.0 or out of range on me. Does anyone know why the codes as per screenshot below always have 0.0 output

Hi! I recently created a EA that sends push notification when certain patterns occur. However, they are sometimes (not always!) getting sent out late (to my iPhone), meaning 5 - 20 minutes late, which makes it useless. When I try to "test" the push notification in mt4 I receive the alert instantly

If I run the EA on 1 chart, 1 currency eg:AUDUSD only, it identifies the Ordersymbol == Symbol() , When I run the same EA on another chart with another currrency attached Eg: EURUSD on the same MT4 platform (2 currencies running on seperate charts) it returns "false" Ordersymbol doesnt equal

Is  Metatrader API service free or paid? how to get API service?

hi guys exist some tutorial or simple explae for comunicate MT4 with external program ? example i want create a indicator attach over 3 or 4 cross and if appen somthing in cros send me data in my external program , is possible to do that ? thankz

i have been trying to download mt4 to my laptop but it wont work instead mt5 get installed does anyone know why

Hi Friends, I've created a custom button and my intent is that when I press it, it creates a horizontal line with preset parameters. May I ask if it is possible to create OBJ_HLINE without any price anchor point so that I can place it on a chart wherever I wish, just like I would with the draw

Hi, I want to pick up the most recent object color. I have the indicator of rectangle. and I can read the color of the object and time of object draw. string name; for ( int i= ObjectsTotal ()- 1 ;i>= 0 ;i--){ name = ObjectName (i); if (ObjectType(name) == OBJ_RECTANGLE ) {

Hi friends, I'm writing a code in my EA to export the opened orders data from my trading account in a single CSV file. Through the OnTick function, with any new tick comes, the EA checks the file to see whether a newly order has just opened or not, and if there is a new opened order that has not

Hi, I am learning programming mql4 as newbie I know only simple basic. but deep advanced that i still not sure. My project is 1) counted total iBar in select Date/Time from Start to End. I able to do this. 2) counted total of range = iHigh - iLow = total range. I able to do this. 3) Calculated Pips

hi guys i have this part of script return me error '!=' - l-value required but why i used it sinput ENUM_TIMEFRAMES TimeFrameChoice= PERIOD_CURRENT ; // Timeframe void OnInit () { if ((TimeFrameChoice!= PERIOD_W1 )|=(TimeFrameChoice!= PERIOD_MN1 )|=(TimeFrameChoice!= PERIOD_D1 )) { if

Hey, I wanna visualize the M5 trend (sma 20 and sma 500) by drawing rectangles on the full chart height. This should be draw for example for the current week. if M5 sma 20 is over sma 500, draw a green rectangle if M5 sma 20 is under sma500, draw a rectangle in for example peach This should work in

After the excitement in the "Who needs JAPAN CHANGES? I tried to systematize my criteria for assessing the correctness of this or that trading system and the Expert Advisor built on it. Here is a brief summary of my rules that came to my mind. Signs of fitting: the balance growth curve and the