Reference
Remy Reference/interface/auth.requestPhoneChange
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auth.requestPhoneChange

Send a code to confirm a change to the signed-in user's phone number.
auth.requestPhoneChange(phone) → Promise<void>

Start changing the signed-in user's phone number. The platform texts a code to the new number; complete it with confirmPhoneChange. Requires an active session.

Parameters
phone
string
RequiredE.164 phone number, e.g. +15551234567.
Usage
await auth.requestPhoneChange('+15559876543');