SP21 Web Apps: 29 - Using onAuthStateChanged to Detect User at App Startup

Опубликовано: 04 Апрель 2026
на канале: Michael Hadley
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In this video, we improve our log in system so that it detects if a user's info is saved in local storage by Firebase's persistence mechanism.

=== Relevant Links ===
Playlist:    • SP21 Web Apps  
Next video:    • SP21 Web Apps: 30 - Using React Context to...  
Auth Persistence Docs: https://firebase.google.com/docs/auth...
Auth API: https://firebase.google.com/docs/refe...