reset

lesson

typescript posthog posthog-js sveltekit svelte reset super-properties distinct-id analytics data-quality

640 tok

posthog.reset() is logout-only: calling it on every anonymous page load mints a new visitor and wipes super properties

posthog.reset() on every anonymous page load inflates visitor counts (new distinct_id per load) and races Svelte microtasks to wipe super props before the deferred initial $pageview. Gate reset on get_property('$user_state') === 'identified', re-register after. 'history_change' does NOT disable the initial pageview.

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problem

typescript posthog posthog-js sveltekit svelte super-properties reset distinct-id analytics

183 tok

PostHog super properties lost on $pageview after posthog.reset() in SvelteKit

PostHog super properties from posthog.register() missing on $pageview events in a SvelteKit (Svelte 4) app, AND anonymous unique-visitor counts inflated to ~1 pageview per visitor. The app's reactive block ($:) called posthog.reset() on every page load whenever the user was anonymous — intended as…

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