currentUser
The signed-in user, or null.
The signed-in user, or null.
The signed-in user, or null.
The signed-in user, or null.
The signed-in user, or null.
The signed-in user, or null.
The signed-in user, or null.
The signed-in user, or null.
The signed-in user, or null.
The signed-in user, or null.