global variable
Info
The global variable is a Expert Advisor for MetaTrader 5 that this advisor demonstrates an example of global variables usage. the task of the advisor: store the calculation result in a global variable and get the global variable value on new initialization.
Usage
This tool is typically used for automated trading on major forex pairs and gold.
Platform
This Expert Advisor works exclusively on MetaTrader 5 (both build 600+ and newer versions).
Setup
Place the downloaded file in MQL5/Experts folder via File ? Open Data Folder in MetaTrader 5.
How to Install and Use global variable
1. Installation: Open the "File" menu, select "Open Data Folder," navigate to MQL/Experts, paste your file, and restart the terminal.
2. Activation: Drag the EA from the Navigator onto a chart, ensure "Allow live trading" is checked in the Common tab, and verify the AutoTrading button is green.
3. Optimization: Right-click your chart, choose "Expert List," click "Properties" to adjust inputs, and save your preferred setup as a set file for future use.
4. Maintenance: Regularly check the "Experts" tab in the terminal window to monitor trade logs and potential execution errors.
Frequently Asked Questions
Q: Why is my EA not opening trades? A: Check the "AutoTrading" button, ensure "Allow live trading" is enabled, and verify your broker allows automated trading on your account type.
Q: Can I run multiple EAs on one chart? A: No, each chart can only host one active EA; however, you can open multiple charts for different currency pairs to run several EAs.
Q: What does the "smiley face" icon mean? A: A smiley face in the top-right corner of the chart indicates the EA is successfully running; a frowny face means it is disabled.
What this tool does
this advisor demonstrates an example of global variables usage.
Typical Use Case
This Expert Advisor excels in automated trading and technical analysis on MetaTrader 5.
Compatible Platform & Setup
This Expert Advisor works on MetaTrader 5. Place the file in the MQL5/Experts folder and restart the terminal.
Description & Settings
Related: Global Take Profit Expert Advisor - another powerful expert for MetaTrader 5 traders.
this advisor demonstrates an example of global variables usage. the task of the advisor: store the calculation result in a global variable and get the global variable value on new initialization.
Also recommended: td s global - similar expert with strong performance on MetaTrader 5.
the global variable receives its compound name from text and magic number. a typical global variable name example: "main_id_1010458".the idea of the advisor: binding the name of a global variable to magic number. the advisor algorithm is the following:
start of the advisor: if the variable does not exist, it is created and assigned a calculated value; if the variable exists, its value is retrieved and stored in the variable.
deinitialization adviser: if the variable does not exist, it is created and assigned a calculated value; if the variable exists, it is assigned a new calculated value.
You may also like: td s global - excellent alternative for expert users on MetaTrader 5.
Source Code
#property copyright "robotfx"
#property link "https://robotfx.org"
#property version "1.00"
#property description "this code is educational. feel free to use, modify and upgrade as you wish. visit robotfx.org for professional trading tools"
string strglobalid="main_id";
int magic=1010458;
double variable_rezult;
int oninit()
{
print(__function__);.......
⚠ 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.