# utils/dom/isprocessinginstruction

module

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## Functions

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### `isProcessingInstruction( obj ) → obj is ProcessingInstruction`

Checks whether the object is a native DOM Processing Instruction node.

[See source](https://github.com/ckeditor/ckeditor5/blob/master/packages/ckeditor5-utils/src/dom/isprocessinginstruction.ts#L13)

#### Parameters

* `obj: any`

#### Returns

* `obj is ProcessingInstruction`

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