# Changes

The Changes class tracks changed models in the Site's changes field.

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- Full class name: `Kirby\Content\Changes`
- Source: <https://github.com/getkirby/kirby/tree/5.5.3/src/Content/Changes.php#L23>

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### Changes

- [new Changes()](https://getkirby.com/docs/reference/objects/content/changes/__construct.md)
- [$changes->cache()](https://getkirby.com/docs/reference/objects/content/changes/cache.md)
- [$changes->cacheExists()](https://getkirby.com/docs/reference/objects/content/changes/cache-exists.md)
- [$changes->cacheKey()](https://getkirby.com/docs/reference/objects/content/changes/cache-key.md)
- [$changes->ensure()](https://getkirby.com/docs/reference/objects/content/changes/ensure.md)
- [$changes->files()](https://getkirby.com/docs/reference/objects/content/changes/files.md)
- [$changes->generateCache()](https://getkirby.com/docs/reference/objects/content/changes/generate-cache.md)
- [$changes->pages()](https://getkirby.com/docs/reference/objects/content/changes/pages.md)
- [$changes->read()](https://getkirby.com/docs/reference/objects/content/changes/read.md)
- [$changes->track()](https://getkirby.com/docs/reference/objects/content/changes/track.md)
- [$changes->untrack()](https://getkirby.com/docs/reference/objects/content/changes/untrack.md)
- [$changes->update()](https://getkirby.com/docs/reference/objects/content/changes/update.md)
- [$changes->users()](https://getkirby.com/docs/reference/objects/content/changes/users.md)