Frontend & browser·Routing and navigation
you clicked a link and the whole document reloaded, losing everything held in memory.
Hard navigation
Also calledfull page load, document navigation
A real document request, which discards the JavaScript heap, re-runs the bundle and re-fetches everything not cached. It is what happens on a refresh, on an external link, and on any anchor the router did not intercept. Every piece of state not persisted somewhere is gone, which is why in-progress form data is worth keeping outside memory.