我創建了登錄頁面,現在我正在嘗試將簡單的 user.js 替換為 Sqlite 資料庫(react-native-sqlite-storage)。當我使用資料庫啟動我的專案時,我收到此錯誤。

我的代碼
import {openDatabase} from 'react-native-sqlite-storage';
var db = openDatabase({name : 'UserDatabase.db'});
const SignInScreen = ({navigation}) => {
const [userName, setuserName] = useState();
const [userContact, setuserContact] = useState();
const [userAddress, setuserAddress] = useState();
let register_user = () =>
{
console.log(userName, userContact, userAddress);
db.transaction(function(tx)
{
tx.executeSql(
'INSERT INTO table_user(user_name, user_name, user_password) VALUES(?, ?,?)',
[userName, userContact, userAddress],
(tx, result) =>
{console.log('Result', result.rowAffected);
if (result.rowAffected > 0)
{
onPress: () => navigation.navigate('HomeScreen')
}
}
)
})}
//And Button
<TouchableOpacity
style={styles.signIn}
onPress={() => {register_user}}
>
<Text> Check //Here linegradient 1)</Text>
</TouchableOpacity>
uj5u.com熱心網友回復:
問題在于在單獨的檔案中創建連接(必須在 App 中創建)。
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