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我是初學者使用Swift 3 我收到錯誤:無法轉換類型' FIRUser,_) - >()'爲'FIRAuthResultCallBack?'的期望參數類型。無法將類型'(FIRUser,_) - >()'的值轉換爲'FIRAuthResultCallBack'的預期參數類型錯誤
什麼是這個錯誤,我該如何解決它?
func handleRegister() {
guard let email = emailTextfield.text, let password = passwordTextfield.text else{
print("Invalid Entry to Form")
return
}
FIRAuth.auth()?.createUser(withEmail: email, password: password, completion: {(user: FIRUser, error) in
if error != nil {
print(123456)
return
}
})
}
你救了我的命 – Michaelcode