The class to create the ring buffer
Info
The The class to create the ring buffer is a Library for MetaTrader 5 that descriptionthe ring buffer is one of the form of organization to store data. Usually it represents itself finite-length array to the entry where the oldest elements are replaced by the newest data.
Usage
This tool is typically used for enhancing chart analysis and decision making.
Platform
This Library works exclusively on MetaTrader 5 (both build 600+ and newer versions).
Setup
Place the downloaded file in MQL5/Libraries folder via File ? Open Data Folder in MetaTrader 5.
How to Install and Use The class to create the ring buffer
1. Storage: Place library files in the MQL/Libraries directory to ensure they are accessible to your projects.
2. Implementation: Include the library in your code using the #import directive, ensuring you match the exact function names and parameters.
3. Compilation: Ensure the library is present in the directory before you compile your main EA or script, as the compiler links them during this phase.
4. Management: Keep libraries organized in sub-folders if you manage many custom functions to maintain a clean project structure.
Frequently Asked Questions
Q: What is a library file used for? A: Libraries store reusable code modules, allowing you to centralize common logic used by multiple EAs or indicators.
Q: Is a library executable? A: No, libraries are non-executable files containing functions; they must be imported into an EA, indicator, or script to function.
Q: Can I update a library while the platform is running? A: You should compile your EA or script after updating a library to ensure the latest code changes are integrated.
What this tool does
DescriptionThe ring buffer is one of the form of organization to store data.
Typical Use Case
This Library excels in automated trading and technical analysis on MetaTrader 5.
Compatible Platform & Setup
This Library works on MetaTrader 5. Place the file in the MQL5/Libraries folder and restart the terminal.
Description & Settings
Related: Simplified Order Management Class for MT4/MT5 - another powerful library for MetaTrader 5 traders.
Description
The ring buffer is one of the form of organization to store data. Usually it represents itself finite-length array to the entry where the oldest elements are replaced by the newest data. Thus, there is always access to a certain number of the last data. Mostly used for the asynchronous reading/writing of stream data. For further details .
Also recommended: Class Calc Frac - Number of bars before and after the current High / Low (calculated fractal) - similar library with strong performance on MetaTrader 5.
When writing the Expert Advisors and indicators often doesn't need to store the calculated values for all bars. It will be enough to keep handy the last data, for example, for 100 bars. The ring buffer is suitable for this. Obvious advantages:calculations increase
memory economy
easy to use, no need to worry about the exit beyond the array.
Declaration
Title
File of the CArrayRing.mqh class need to be placed in the IncOnRingBuffer folder which is necessary to create in MQL5\Include\. There are examples to the links below which this class uses.
Class methods
Note:
when the buffer size decrease then, as usual, not the last, but the oldest elements are missing
in the given realization of the ring buffer the indexing is accepted as in , i.e. opposite to the usual
Examples
There are three examples of using the ring buffer to the moment of publication:
Class for drawing
Class for drawing
Class for drawing
You may also like: The CG V class for working with global variables - excellent alternative for library users on MetaTrader 5.
⚠ Limitations & Risk Warning
- This tool is provided for educational and testing purposes only.
- Past performance does not guarantee future results.
- Trading involves substantial risk of loss. Use on a demo account first.
- Results may vary depending on market conditions, broker, and settings.
- We recommend thorough backtesting and forward testing before using with real funds.