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Log4mql
Info
The Log4mql is a Library for MetaTrader 4 that log4mql is an mql4 (metaquotes metatrader 4 language) library for flexible logging to files and the terminal console. It is modeled after the Log4j Java library.
Usage
This tool is typically used for enhancing chart analysis and decision making.
Platform
This Library works exclusively on MetaTrader 4 (both build 600+ and newer versions).
Setup
Place the downloaded file in MQL4/Libraries folder via File ? Open Data Folder in MetaTrader 4.
How to Install and Use Log4mql
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
Log4mql is an MQL4 (MetaQuotes MetaTrader 4 Language) library for flexible logging to files and the terminal console.
Typical Use Case
This Library excels in automated trading and technical analysis on MetaTrader 4.
Compatible Platform & Setup
This Library works on MetaTrader 4. Place the file in the MQL4/Libraries folder and restart the terminal.
Description & Settings
Related: Log4mql (MT4) - another powerful library for MetaTrader 4 traders.
Log4mql is an MQL4 (MetaQuotes MetaTrader 4 Language) library for flexible logging to files and the terminal console. It is modeled after the Log4j Java library.
Also recommended: Log4mql(mini) MT4 - similar library with strong performance on MetaTrader 4.
Documentation (GitHub):Usage in your Code:
or (for more frequent usage)
Don't forget at the end of your EA/Indicator/Script:
or
Directories:
The directory for the log4mql.conf and the log4mql.log files
Normal mode: <mt4datadir>/MQL4/Files/
Test mode: <mt4datadir>/tester/files/
Log levels:
You can configure the required log level for output in the config file for each appending file and/or a global default.
TRACE
DEBUG
INFO
WARN
ERROR
CRIT
You may also like: Trading signals function. Based on the values of the CC I indicator - excellent alternative for library users on MetaTrader 4.
⚠ 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.