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That's exactly what it does do — check out [this demo](https://design-system.service.gov.uk/components/exit-this-page/default/ https://design-system.service.gov
by oneeyedpigeon 2y ago
That's exactly what it does do — check out [this demo](https://design-system.service.gov.uk/components/exit-this-page/default/ https://design-system.service.gov.uk/components/exit-this-pa...). Presumably, that requires the [JavaScript History API](https://developer.mozilla.org/en-US/docs/Web/API/History_API https://developer.mozilla.org/en-US/docs/Web/API/History_API), but the whole thing requires JS anyway, so that's no more of a problem.