# CollectionChangeEvent

typedef

Fired when the collection was changed due to adding or removing items.

[See source](https://github.com/ckeditor/ckeditor5/blob/master/packages/ckeditor5-utils/src/collection.ts#L785)

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## Type parameters

### `T: any`

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## Properties

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### `args: [ data: CollectionChangeEventData<T> ]`

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### `name: 'change'`

#### Value

`object`

## Fired by

* [Collection#change](module_utils_collection-Collection.md#event-change)

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Full index of the CKEditor 5 API reference: [llms.txt](llms.txt)