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doc: add simple example to rename function #18812

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doc: add simple example to rename function #18812

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15 changes: 13 additions & 2 deletions doc/api/fs.md
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Expand Up @@ -2526,8 +2526,19 @@ changes:
* `callback` {Function}
* `err` {Error}

Asynchronous rename(2). No arguments other than a possible exception are given
to the completion callback.
Asynchronously rename file at `oldPath` to the pathname provided
as `newPath`. In the case that `newPath` already exists, it will
be overwritten. No arguments other than a possible exception are
given to the completion callback.

See also: rename(2).

```js
fs.rename('oldFile.txt', 'newFile.txt', (err) => {
if (err) throw err;
console.log('Rename complete!');
});
```

## fs.renameSync(oldPath, newPath)
<!-- YAML
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