CFast File - class for working with uchar array as a virtual file
Info
The CFast File - class for working with uchar array as a virtual file is a Library for MetaTrader 5 that the cfastfile eliminates the need for an intermediate writing of data to the physical file on disk. It provides the significant acceleration when working with 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 CFast File - class for working with uchar array as a virtual file
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
The CFastFile eliminates the need for an intermediate writing of data to the physical file on disk.
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: CIni File class - another powerful library for MetaTrader 5 traders.
The CFastFile eliminates the need for an intermediate writing of data to the physical file on disk. It provides the significant acceleration when working with data.
Also recommended: File Mapping without DL L - similar library with strong performance on MetaTrader 5.
It has functions, similar to standard FileWriteXXX/FileReadXXX functions. It means that you can easily migrate from the use of the physical files to the fast work with the "virtual" files in memory. The data storage and reading/writing is based on use of theuchar
-array instead of the physical file.
List of functions:
One can see, the functions are named similar to the .
The migration from real files to the CFastFile is very easy. Instead of file open and getting file handle (for example,
int h
) you need to create the CFastFile class instance, for example:
The next you need to change the conventional file functions according to the rule:
For convenience, the Save/Load functions is added - it allows you to save/load the "virtual" file data to the real file on disk.
The demo example of CFastFile class use in included.
You may also like: CSelect File - 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.