set clock

Install Playwright clock and fix time to an ISO-8601 datetime

Install Playwright's clock and fix the browser time to an ISO-8601 RFC3339 datetime. Useful with booking flows and generate date tests.

Syntax

When I set clock to "<datetime>"

Qualifier	Role	Example
`to`	Fixed ISO-8601 datetime	`set clock to "2026-06-15T09:00:00.000Z"`

When I set clock to "2026-06-15T09:00:00.000Z"

resize

Set the browser viewport width and height

set cookie

Set a browser cookie scoped to the current page URL