我试图在Firebase中创建一个用户,并在创建用户时保存用户信息。这是我创建用户的操作函数:
@IBAction func createAccountButton(_ sender: AnyObject) {
FIRAuth.auth()?.createUser(withEmail: emailTextField.text!, password: passwordTextField.text!, completion: { (user, error) in
if error != nil {
print(error!.localizedDescription)
} else {
let userID = (user?.uid)! as String
self.bringerUser.userRef = userID as String
let userEmail:String = self.emailTextField.text!
print(userEmail)
print(self.bringerUser.userRef! as String)
self.ref.child("users").child(self.bringerUser.userRef! as String).child("userInfo").setValue(["email": emailTextfield.text])
}
})
}
尝试在Firebase上访问和写入数据时,用户ID为nil,但如果我打印它,它可以正常工作。我得到的错误是:
致命错误:在展开可选值时意外找到nil
最佳答案
尝试:-
FIRDatabase.database().reference().child("users").child(FIRAuth.auth()!.currentUser!.uid).child("userInfo").setValue(["email": emailTextfield.text])
关于ios - 在Firebase上创建用户时设置值-Swift,我们在Stack Overflow上找到一个类似的问题:https://stackoverflow.com/questions/40390495/