Question

A developer is using Copilot Chat in the IDE. They first ask, "Write a Python function that validates an email address using regex." Copilot responds with a working function. The developer then types a second message: "Now add support for internationalized domain names." Copilot correctly modifies the previously generated function without the developer re-pasting it. What mechanism allows Copilot to produce the correct modification?

Accepted Answer

The prior turns of the conversation are included as chat history in the context sent with the new prompt, so Copilot can reason about the earlier function.

Answer

Copilot persists all prior generations to a training dataset and retrieves the matching function on demand.

Answer

The IDE automatically re-runs the first prompt and merges its output with the second prompt before display.

Answer

Copilot reads the function from the developer's local Git commit history to recover the earlier code.