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chatgpt-on-wechat/docs/en/tools/edit.mdx
2026-02-27 16:03:47 +08:00

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---
title: edit - File Edit
description: Edit files via precise text replacement
---
# edit
Edit files via precise text replacement. If `oldText` is empty, appends to the end of the file.
## Dependencies
No extra dependencies, available by default.
## Parameters
| Parameter | Type | Required | Description |
| --- | --- | --- | --- |
| `path` | string | Yes | File path |
| `oldText` | string | Yes | Original text to replace (empty to append) |
| `newText` | string | Yes | Replacement text |
## Use Cases
- Modify specific parameters in configuration files
- Fix bugs in code
- Insert content at specific positions in files