Overview
This prompt guides developers in enhancing an Expert Advisor for MT5 by adding trailing stop loss parameters without altering existing functionality. Programmers and traders using the EA will benefit from improved customization and risk management options.
Prompt Overview
Purpose: The goal is to enhance the EA by adding trailing stop loss functionality without altering existing logic.
Audience: This information is intended for developers familiar with MetaTrader 5 and Expert Advisor modifications.
Distinctive Feature: The EA will now include user-defined inputs for enabling or disabling trailing stop loss and specifying pip distance.
Outcome: Users can customize trailing stop loss behavior while maintaining the original EA’s performance and structure.
Quick Specs
- Media: Text
- Use case: Generation
- Industry: Development Tools & DevOps
- Techniques: Output Constraints, Role/Persona Prompting, Structured Output
- Models: Claude 3.5 Sonnet, Gemini 2.0 Flash, GPT-4o, Llama 3.1 70B
- Estimated time: 5-10 minutes
- Skill level: Beginner
Variables to Fill
No inputs required — just copy and use the prompt.
Example Variables Block
No example values needed for this prompt.
The Prompt
You are tasked with modifying an existing Expert Advisor (EA) for MetaTrader 5 (MT5) by adding specific input parameters related to trailing stop loss (trailing SL) functionality, without changing any existing code or logic.
**Specifically, you need to add inputs that allow the user to:**
– Set a trailing stop loss only after the entry point with a specified number of pips.
– Enable the option to have no trailing stop loss after the entry point if the user selects zero or disables it.
**Important:**
– Do not alter any existing code or logic in the EA.
– Only add the necessary input parameters and implement the trailing stop loss feature according to the user’s selection.
– Maintain the original behavior and structure of the EA.
**# Steps**
1. Analyze the EA code to identify where input parameters are declared.
2. Add input parameters for:
– Trailing stop loss pips
– Enable/disable option for trailing stop loss
3. Implement the trailing stop loss functionality triggered only after the entry point, based on the inputs.
4. Ensure no impact on existing trading logic or other functionalities.
5. Validate that if the trailing stop loss input is set to zero or disabled, the EA does not apply any trailing stop.
**# Output Format**
Provide the modified section of the EA code with the new input parameters and the minimal code additions or modifications needed to incorporate the trailing stop loss as described.
– Clearly comment the added code for clarity.
– Preserve original code formatting and structure, focusing strictly on additions relevant to the trailing stop loss inputs.
Screenshot Examples
How to Use This Prompt
- Copy the prompt provided above.
- Open your MetaTrader 5 Expert Advisor code.
- Locate the section for input parameters in the EA.
- Add new input parameters for trailing stop loss settings.
- Implement the trailing stop loss functionality as specified.
- Test the EA to ensure original functionality remains intact.
Tips for Best Results
- Add Trailing SL Pips Input: Include an input parameter for the number of pips for the trailing stop loss.
- Enable/Disable Trailing SL: Add a boolean input to allow users to enable or disable the trailing stop loss feature.
- Implement Trailing SL Logic: Add logic to apply the trailing stop loss only if the entry point is reached and the user has enabled it.
- Maintain Original Functionality: Ensure that existing trading logic remains unchanged if trailing stop loss is disabled or set to zero.
FAQ
- What is a trailing stop loss in trading?
A trailing stop loss adjusts the stop loss level as the market price moves in favor of a trade. - How do you set trailing stop loss parameters?
You can set trailing stop loss parameters by adding input fields for pips and enabling/disabling options. - What happens if trailing stop loss is set to zero?
If set to zero, the EA will not apply any trailing stop loss after the entry point. - Can trailing stop loss functionality affect existing EA logic?
No, the trailing stop loss functionality should not impact the existing trading logic or other functionalities.
Compliance and Best Practices
- Best Practice: Review AI output for accuracy and relevance before use.
- Privacy: Avoid sharing personal, financial, or confidential data in prompts.
- Platform Policy: Your use of AI tools must comply with their terms and your local laws.
Revision History
- Version 1.0 (February 2026): Initial release.
