--- sidebar_label: Frame.evaluate --- # Frame.evaluate() method Behaves identically to [Page.evaluate()](./puppeteer.page.evaluate.md) except it's run within the the context of this frame. #### Signature: ```typescript class Frame { evaluate< Params extends unknown[], Func extends EvaluateFunc = EvaluateFunc >( pageFunction: Func | string, ...args: Params ): Promise>>; } ``` ## Parameters | Parameter | Type | Description | | ------------ | -------------- | ----------- | | pageFunction | Func \| string | | | args | Params | | **Returns:** Promise<Awaited<ReturnType<Func>>>