Expert Advisors and Automated Trading - page 10

I'm trying to convert a string into a char[], in order to write a file using WriteFile from kernel32.dll. string writethis = "abc" ; int lineSize = StringLen (writethis); uchar line[]; ArrayResize (line, lineSize); StringToCharArray (writethis, line, 0 , - 1 ); Happens that, this gives me

Hi All, I hit a rare issue in OnTradeTransaction , which I suspect could be a bug. Basically, what I did is in OnTradeTransaction, I will check the order_state and if the order_state is TRADE_TRANSACTION_DEAL_ADD, then it will print the following Print("On Trade for Ticket:", lastOrderID, "

Hi. My EA is reading a json file which I've placed in the common folder (using FILE_COMMON flag in FileOpen). When optimizing it works fine, but once I add agents on my other PC, it can't find the file even though I've placed it in the common files folder on that machine. What am I doing wrong

Hello Everyone, I have 10 EAs that I need to run on MT4 and MT5. Question: 1. How many MT4/5 instances can I run successfully on 1 VPS? Thank you

Any help guys i can’t past EA on MT5

Why does MT5 strategy tester ask for .ini set files instead of .set files? Why are all the set files available to download in .set format if I need .ini format? What's the difference between them, and are they interchangeable

Hello MQL5 Community, I have some questions regarding the use of DLLs during multi-threaded backtesting in MetaTrader 5, based on the documentation I found: Multiple Instances : From the documentation, it seems that if a DLL is already loaded (even by another Expert Advisor or client terminal), it

#include <Trade\Trade.mqh> //Instatiate Trades Execution Library CTrade trade; // Trades Info and Executions library void OnTick () { double Ask = NormalizeDouble ( SymbolInfoDouble ( Symbol (), SYMBOL_ASK ), _Digits );

Dear All I am trying to create Multi Symbol EA using OOP. I have created a set of files and EATemplate to test it. I am getting invalid pointer error in the mfCStrategyA (child of mfCStrategyBase). To my understanding child class should be able to access variables/methods of parent class, which I am

I'm having issues validating an update to an EA, and I can't figure out what I'm doing wrong. The problem is with the trailing stop, and even though I validate the SYMBOL_TRADE_FREEZE_LEVEL and SYMBOL_TRADE_STOPS_LEVEL, I still get the error "[Modification failed due to order or position being close

Hello everyone. Suppose you need to create an EA to close all trades and disable autotrading once it hits a minimum daily profit target. As you know you cannot be sure to close all trades exactly at the price you desire besides the deal out commission that is not predictable sometimes. This causes

Good Day, Please assist I have coded the two horizontal lines in between the Bid and Ask price line. I need the lines to move as the bid/ask price lines move. I tried the Objectmove() function and they only move when i recompile the file. Please assist how or what code I can use to solve the

I wrote that code by some youtube programming channel. No errors, compiles fine but in tester DrawingObjects doesn't look right(specially range) and finally it stops taking trades(probably because of that buggy range) //+------------------------------------------------------------------+ //|

Dear Good day I am learning to code EA for two timeframe EMA trading strategy . I need to count/calculate the number of bars from when FAST EMA crosses SLOW EMA and when the Ask Prices retraces back and touches on or below SLOW EMA. I need to record this number as well as be able to get the

#include <Trade\Trade.mqh> CTrade trade; I am new to mql. I have seen the code above in *** but there are parts I do not understand. I understand the first line. We are importing the Trade header file from the Trade.mqh library. What does the second line mean? Are we assigning the CTrade class to a

I recently raised the following issue , where I was having problems using input variables in a common file (MT5 V5.00 build 4150). I eventually got to the bottom of the issue and believe that I have found a bug with input group when used with iCustom(). The input data is shown here... enum LogLevel

Hi I have created a VWMA custom indicator , and using an OOP class to get VWMA_Tx (triple period values) for different timeframes. The class is however returning _Sybmol + _Period data only, irrespective of initializing class with different time frames. Please help me out, what is wrong in my code

Hello First ever post, and total novice in mql5. i am coding a practice EA to learn the language and platform. I have placed the trade.buy after checking if any open postions, despite this conditional check the ea seems to just keep placing more orders. Another weird thing that is happening is a few

Hello. I'm new to using the OnTradeTransaction Event. I'm using it to detect pending orders that I place manually from a different terminal. The pending orders should trigger the EA to start a trading session based on the pending order parameters. That's working very well. But now I want to delete

Thanks for your help denis

Hello, Please see the attached as I am trying to add my EA to market for sale but getting the attached error. EA runs perfectly when back testing. Thanks

int bandsHandle = iBands ( _Symbol , PERIOD_CURRENT , BB_Period, BB_Deviation, 0 , PRICE_CLOSE ); double bbUpper[]; double bbMiddle[]; double bbLower[]; CopyBuffer (bandsHandle, 0 , 0 , 1 , bbUpper); CopyBuffer

Example: Initial range (pips) = 50 pips. Multi range between orders = 2 . 1st buy trade 0.1 lot; 2nd buy trade 0.2 lot opened below 50 pips on a new candle open. The indicators are still aligned ; 3rd buy trade 0.4 lot opened below 100 pips on a new candle open. The indicators are still aligned ;

i'd like to code EA which has a 2 step signal , if something happens ( like a cross ma or anything ) , then wait for 1-5 candles to see if another behavior happens and only then give me the signal the problem i'm facing is that after the first check , i don't know how to keep the value static for 5

Is there a programagic way (like SymbolInfoDouble, or AccountInfoDouble) to get the broker's commission per lot. From the market watch window, I can get it by right click on a symbol -> symbol specs. Anybody has an idea how the market watch window implemented it? I suggest this feature should be

Hey dear, I have been looking for something to reduce the lot of an pending order. Let's say I put the a 10 lot buy limit. Later on I want to reduced it to a 5 lot buy limit, before it got open. It's there a function to do so

Hi all I have a short simple code here below, if anyone could help please , it would be really appreciated. Main idea is when the fast ema cross over slow ema then to open a buy position and actually it works quite well with the code below. However I need your help about how to close the position

Hello, champs! Tried to search around and couldn't find a proper solution. I'm trying to create an EA that detects pending orders I place from my mobile terminal. It will extract some information from the order and close it. It will instead remember the details, and calculate new entries and exits

Hello, When backetsting an EA on strategy tester on MT4, will the value you use on strategy tester be the exact same as when configuring the bot for live trading? Or is one pips and the other points? If I use 3250 points/ pips as TP on strategy tester, will I use the exact same 3250 as the TP under

Free to write MT4 EA program, I want to practice, EA programming and learn excellent trading strategies, if you want to program can find me The following pictures are some of the EA I programmed and the results are not so bad