Can React be used with Firebase?

It will initiate a connection with Firebase at the app init. It will make sure that only one connection per app instance will exist with Firebase . It will be available to be used in any component once injected as a Provider to the App . It will interface all read/write operations to the real-time database.

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What is phone Auth?

Phone authentication allows users to sign in to Firebase using their phone as the authenticator . An SMS message is sent to the user (using the provided phone number) containing a unique code. Once the code has been authorized, the user is able to sign into Firebase.

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