Articles with examples of indicators developed in MQL4

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Angles in Trading. Further Study Required
Angles in Trading. Further Study Required

Angles in Trading. Further Study Required

In this article, we discuss the method of trading analysis by measuring angles in the MetaTrader 4 terminal. The article provides a general plan of using angles for trend movement analysis, as well as non-standard ways to the practical application of angle analysis in trading. The article also provides conclusions that can be useful for trading.
How to build and test a Binary Options strategy with the MetaTrader 4 Strategy Tester
How to build and test a Binary Options strategy with the MetaTrader 4 Strategy Tester

How to build and test a Binary Options strategy with the MetaTrader 4 Strategy Tester

Tutorial to build a Binary Options strategy an test it in Strategy-Tester of MetaTrader 4 with Binary-Options-Strategy-Tester utility from marketplace.
How to create an indicator of non-standard charts for MetaTrader Market
How to create an indicator of non-standard charts for MetaTrader Market

How to create an indicator of non-standard charts for MetaTrader Market

Through offline charts, programming in MQL4, and reasonable willingness, you can get a variety of chart types: "Point & Figure", "Renko", "Kagi", "Range bars", equivolume charts, etc. In this article, we will show how this can be achieved without using DLL, and therefore such "two-for-one" indicators can be published and purchased from the Market.
Trading Ideas Based on Prices Direction and Movement Speed
Trading Ideas Based on Prices Direction and Movement Speed

Trading Ideas Based on Prices Direction and Movement Speed

The article provides a review of an idea based on the analysis of prices' movement direction and their speed. We have performed its formalization in the MQL4 language presented as an expert advisor to explore viability of the strategy being under consideration. We also determine the best parameters via check, examination and optimization of an example given in the article.
Common Errors in MQL4 Programs and How to Avoid Them
Common Errors in MQL4 Programs and How to Avoid Them

Common Errors in MQL4 Programs and How to Avoid Them

To avoid critical completion of programs, the previous version compiler handled many errors in the runtime environment. For example, division by zero or array out of range are critical errors and usually lead to program crash. The new compiler can detect actual or potential sources of errors and improve code quality. In this article, we discuss possible errors that can be detected during compilation of old programs and see how to fix them.
An Insight Into Accumulation/Distribution And Where It Can Get You
An Insight Into Accumulation/Distribution And Where It Can Get You

An Insight Into Accumulation/Distribution And Where It Can Get You

The Accumulation/Distribution (A/D) Indicator has one interesting feature - a breakout of the trend line plotted in this indicator chart suggests, with a certain degree of probability, a forthcoming breakout of the trend line in the price chart. This article will be useful and interesting for those who are new to programming in MQL4. Having this in view, I have tried to present the information in an easy to grasp manner and use the simplest code structures.
Multiple Null Bar Re-Count in Some Indicators
Multiple Null Bar Re-Count in Some Indicators

Multiple Null Bar Re-Count in Some Indicators

The article is concerned with the problem of re-counting of the indicator value in the MetaTrader 4 Client Terminal when the null bar changes. It outlines general idea of how to add to the indicator code some extra program items that allow to restore program code saved before multiple re-counting.
Free-of-Holes Charts
Free-of-Holes Charts

Free-of-Holes Charts

The article deals with realization of charts without skipped bars.
Features of Custom Indicators Creation
Features of Custom Indicators Creation

Features of Custom Indicators Creation

Creation of Custom Indicators in the MetaTrader trading system has a number of features.