Articles with MQL5 programming examples

Access a huge collection of articles with code examples showing how to create indicators and trading robots for the MetaTrader platform in the MQL5 language. Source codes are attached to the articles, so you can open them in MetaEditor and run them to see how the applications work.

These articles will be useful both for those who have just started exploring automated trading and for professional traders with programming experience. They feature not only examples, but also contain new ideas.

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How to Make a Trading Robot in No Time

Trading on financial markets involves many risks including the most critical one - the risk of making a wrong trading decision. The dream of every trader is to find a trading robot, which is always in...

OpenCL: From Naive Towards More Insightful Programming

This article focuses on some optimization capabilities that open up when at least some consideration is given to the underlying hardware on which the OpenCL kernel is executed. The figures obtained...

Visualize a Strategy in the MetaTrader 5 Tester

We all know the saying "Better to see once than hear a hundred times". You can read various books about Paris or Venice, but based on the mental images you wouldn't have the same feelings as on the...

New Article Publishing System at the MQL5.community

We present you a new article publishing system at the MQL5.community. In the new system, we have tried to make the whole process of article writing clear and comfortable by breaking it into several...

OpenCL: The Bridge to Parallel Worlds

In late January 2012, the software development company that stands behind the development of MetaTrader 5 announced native support for OpenCL in MQL5. Using an illustrative example, the article sets...

MetaTrader 5 - More Than You Can Imagine!

The MetaTrader 5 client terminal has been developed from scratch and far surpasses its predecessor, of course. The new trading platform provides unlimited opportunities for trading in any financial...

AutoElliottWaveMaker - MetaTrader 5 Tool for Semi-Automatic Analysis of Elliott Waves

The article provides a review of AutoElliottWaveMaker - the first development for Elliott Wave analysis in MetaTrader 5 that represents a combination of manual and automatic wave labeling. The wave...

Getting Rid of Self-Made DLLs

If MQL5 language functional is not enough for fulfilling tasks, an MQL5 programmer has to use additional tools. He\she has to pass to another programming language and create an intermediate DLL. MQL5...

How to Post a Product in the Market

Publish your interesting applications in the Market, and they will be immediately available to all traders who use MetaTrader 5 worldwide. The Market is a great opportunity to earn, with an immediate...

The Last Crusade

Take a look at your trading terminal. What means of price presentation can you see? Bars, candlesticks, lines. We are chasing time and prices whereas we only profit from prices. Shall we only give...

Create Your Own Trading Robot in 6 Steps!

If you don't know how trade classes are constructed, and are scared of the words "Object Oriented Programming", then this article is for you. In fact, you do not need to know the details to write your...

Promote Your Development Projects Using EX5 Libraries

Hiding of the implementation details of classes/functions in an .ex5 file will enable you to share your know-how algorithms with other developers, set up common projects and promote them in the Web....

Securing MQL5 code: Password Protection, Key Generators, Time-limits, Remote Licenses and Advanced EA License Key Encryption Techniques

Most developers need to have their code secured. This article will present a few different ways to protect MQL5 software - it presents methods to provide licensing capabilities to MQL5 Scripts, Expert...

Speed Up Calculations with the MQL5 Cloud Network

How many cores do you have on your home computer? How many computers can you use to optimize a trading strategy? We show here how to use the MQL5 Cloud Network to accelerate calculations by receiving...

Create Your Own Graphical Panels in MQL5

The MQL5 program usability is determined by both its rich functionality and an elaborate graphical user interface. Visual perception is sometimes more important than fast and stable operation. Here is...

Creating Expert Advisors Using Expert Advisor Visual Wizard

Expert Advisor Visual Wizard for MetaTrader 5 provides a highly intuitive graphical environment with a comprehensive set of predefined trading blocks that let you design Expert Advisors in minutes....

Custom Graphical Controls. Part 3. Forms

This is the last of the three articles devoted to graphical controls. It covers the creation of the main graphical interface component - the form - and its use in combination with other controls. In...

Object-Oriented Approach to Building Multi-Timeframe and Multi-Currency Panels

This article describes how object-oriented programming can be used for creating multi-timeframe and multi-currency panels for MetaTrader 5. The main goal is to build a universal panel, which can be...

Custom Graphical Controls. Part 2. Control Library

The second article of the "Custom Graphical Controls" series introduces a control library for handling the main problems arising in interaction between a program (Expert Advisor, script, indicator)...

The Basics of Object-Oriented Programming

You don't need to know what are polymorphism, encapsulation, etc. all about in to use object-oriented programming (OOP)... you may simply use these features. This article covers the basics of OOP with...

Statistical Probability Distributions in MQL5

The article addresses probability distributions (normal, log-normal, binomial, logistic, exponential, Cauchy distribution, Student's t-distribution, Laplace distribution, Poisson distribution,...

Using MetaTrader 5 as a Signal Provider for MetaTrader 4

Analyse and examples of techniques how trading analysis can be performed on MetaTrader 5 platform, but executed by MetaTrader 4. Article will show you how to create simple signal provider in your...

Custom Graphical Controls. Part 1: Creating a Simple Control

This article covers general principles of development of graphical controls. We are going to prepare tools for a quick and convenient work with graphical objects, analyze an example of creation of a...

How to Add New UI Languages to the MetaTrader 5 Platform

User interface of the MetaTrader 5 platform is translated into several languages. Don't worry if your native language is not among the supported ones. You can easily complete the translation using the...

MQL5.community Payment System

MQL5.community built-in services offer great opportunities both to MQL5 developers and ordinary traders with no programming skills. But, all these features cannot be implemented without an in-house...

Using WinInet in MQL5. Part 2: POST Requests and Files

In this article, we continue studying the principles of working with Internet using HTTP requests and exchange of information with server. It describes new functions of the CMqlNet class, methods of...

Advanced Adaptive Indicators Theory and Implementation in MQL5

This article will describe advanced adaptive indicators and their implementation in MQL5: Adaptive Cyber Cycle, Adaptive Center of Gravity and Adaptive RVI. All indicators were originally presented in...

MQL5 Wizard for Dummies

In early 2011 we released the first version of the MQL5 Wizard. This new application provides a simple and convenient tool to automatically generate trading robots. Any MetaTrader 5 user can create a...

Statistical Estimations

Estimation of statistical parameters of a sequence is very important, since most of mathematical models and methods are based on different assumptions. For example, normality of distribution law or...

Using MetaTrader 5 Indicators with ENCOG Machine Learning Framework for Timeseries Prediction

This article presents connecting MetaTrader 5 to ENCOG - Advanced Neural Network and Machine Learning Framework. It contains description and implementation of a simple neural network indicator based...

Tracing, Debugging and Structural Analysis of Source Code

The entire complex of problems of creating a structure of an executed code and its tracing can be solved without serious difficulties. This possibility has appeared in MetaTrader 5 due to the new...

The Implementation of Automatic Analysis of the Elliott Waves in MQL5

One of the most popular methods of market analysis is the Elliott Wave Principle. However, this process is quite complicated, which leads us to the use of additional tools. One of such instruments is...

Electronic Tables in MQL5

The article describes a class of dynamic two-dimensional array that contains data of different types in its first dimension. Storing data in the form of a table is convenient for solving a wide range...

Using Pseudo-Templates as Alternative to C++ Templates

The article describes a way of programming without using templates but keeping the style of programming iherenet to them. It tells about implementation of templates using custom methods and has a...

Use of Resources in MQL5

MQL5 programs not only automate routine calculations, but also can create a full-featured graphical environment. The functions for creating truly interactive controls are now virtually the same rich,...

Parallel Calculations in MetaTrader 5

Time has been a great value throughout the history of mankind, and we strive not to waste it unnecessarily. This article will tell you how to accelerate the work of your Expert Advisor if your...

Building a Spectrum Analyzer

This article is intended to get its readers acquainted with a possible variant of using graphical objects of the MQL5 language. It analyses an indicator, which implements a panel of managing a simple...

Finding Errors and Logging

MetaEditor 5 has the debugging feature. But when you write your MQL5 programs, you often want to display not the individual values, but all messages that appear during testing and online work. When...

The Implementation of a Multi-currency Mode in MetaTrader 5

For a long time multi-currency analysis and multi-currency trading has been of interest to people. The opportunity to implement a full fledged multi-currency regime became possible only with the...

Charts and diagrams in HTML

Today it is difficult to find a computer that does not have an installed web-browser. For a long time browsers have been evolving and improving. This article discusses the simple and safe way to...