Download Copy constructor for MetaTrader 5

Copy constructor

Copy constructor

This software component for MetaTrader 5 is built to enhance the capabilities of your trading environment. This script functions as a utility program designed for specific, one-time execution tasks. It is utilized to perform targeted actions, such as closing all open orders, managing chart objects, or executing custom administrative commands on demand.

MT5 script Pack 📂

How to Setup and Use Copy constructor

1. Installation: Move your script file into the MQL/Scripts directory and restart the platform.

2. Execution: Drag the script onto a chart; it will perform a one-time action, such as closing all open orders or clearing chart objects.

3. Editing: Use MetaEditor (F4) to modify code, click "Compile," and verify no errors appear in the terminal before running.

4. Removing: Scripts stop automatically, but you can remove them manually by right-clicking the chart and choosing "Remove Script."

Frequently Asked Questions

Q: How are scripts different from EAs? A: Scripts execute a single action and then stop; EAs monitor the market and trade continuously.

Q: Can I assign a hotkey to a script? A: Yes, right-click the script in the Navigator, select "Set Hotkey," and define your preferred keyboard shortcut.

Q: Why did my script stop? A: Scripts are designed to stop immediately after finishing their programmed command; this is normal behavior.

Description & Settings


Here is one option that will work in MQL.
The technique is called 'copy constructor'. Make sure that all fields are copied, including complex data types, recursively.
Please refer to the example code below, you will figure out how it works.
Want to return a structure? Structures can be normally updated with function as parameters sent by reference. If you wish to RETURN a struct with function, it is also possible, but unlike classes, structs do not require an explicit copy constructor.

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