What is MQL4 Programming Language?

What is MQL4? MQL4 stands for MetaQuotes Language 4 and it

is a programming language included in MetaTrader 4. MQL4 is the MQL mannequin 4,

the one which works with MetaTrader 4.

If you don’t know what is a programming language it implies that you have

bought not at all written code sooner than, which is super.

A programming language is a language that permits a developer, on this case you, to tell the

computer to hold out explicit actions, a sequence of actions then results in a program.

MQL4 was launched with the first mannequin of MetaTrader Four spherical

2005 and has gone by the use of

many updates by way of the years, an important change was launched in 2014, when it was given additional power, security and choices, to ship it to almost the equivalent stage of the MQL5.

MQL4 and MQL5 have some important variations nonetheless for now we’ll focus solely on MQL4 and MetaTrader 4.

File Extensions

MQL4 data have the following extensions:

• .mq4 is the availability file, it is principally a textual content material file format that includes the entire instructions to be executed, chances are you’ll open with MetaEditor or any textual content material file editor, this file must be compiled to run in MetaTrader
• .ex4 is the compiled mannequin, the exact program which may be run by MetaTrader, you cannot open it with each different program aside from MetaTrader, in case you buy an Expert Advisor or Trading Robot for MetaTrader you will almost definitely get hold of the software program program with the .ex4 extension
• .mqh are libraries, which can be data containing additional options you possibly can embody and use in your packages, identical to the .mq4 data, chances are you’ll open them with MetaEditor or any textual content material file editor

MQL4 makes use of a syntax very like C++/C#/C/Java so in case you already know a couple of of those languages it is not going to take prolonged to study to make use of this language.

What are you able to really do with MQL4?

MQL4 is an particularly extremely efficient instrument that used accurately can enhance you shopping for and promoting potentialities. To give you some examples, with MQL chances are you’ll:

• perform mathematical operations, like as an example calculate a spot dimension given menace parameters
• calculate stop loss and/or take income prices
• open and shut orders
• ship notifications on the show or by the use of e mail
• create log data and experiences
• create custom-made indicators
• automate your shopping for and promoting, positive, your laptop computer can commerce for you with out your interaction

As you may even see MQL4 gives you good powers and learning this language will can assist you revenue from all of them.

MQL packages could also be divided in three foremost courses:

• Scripts
• Indicators
• Expert Advisors

We will see the these courses additional in particulars inside the article Differences between Scripts, Indicators and Expert Advisors.

Have you already put in MetaTrader 4? If not see How to Install MetaTrader 4 Client Terminal.