puppeteer/website/versioned_docs/version-9.1.1/puppeteer.frame.evaluate.md

Home > puppeteer > Frame > evaluate

Frame.evaluate() method

Signature:

evaluate<T extends EvaluateFn>(pageFunction: T, ...args: SerializableOrJSHandle[]): Promise<UnwrapPromiseLike<EvaluateFnReturnType<T>>>;

Parameters

Parameter	Type	Description
pageFunction	T	a function that is run within the frame
args	SerializableOrJSHandle[]	arguments to be passed to the pageFunction

Returns:

Promise<UnwrapPromiseLike<EvaluateFnReturnType<T>>>

Remarks

This method behaves identically to Page.evaluate() except it's run within the context of the frame, rather than the entire page.