# RectSource

typedef

A source of [`Rect`](module_utils_dom_rect-Rect.md).

[See source](https://github.com/ckeditor/ckeditor5/blob/master/packages/ckeditor5-utils/src/dom/rect.ts#L525)

#### Value

`HTMLElement | Range | Window | DomRectLike`

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