sdk-for-dart/docs/examples/databases/update-email-attribute.md

import 'package:dart_appwrite/dart_appwrite.dart';

Client client = Client() .setEndpoint('https://.cloud.appwrite.io/v1') // Your API Endpoint .setProject('<YOUR_PROJECT_ID>') // Your project ID .setKey('<YOUR_API_KEY>'); // Your secret API key

Databases databases = Databases(client);

AttributeEmail result = await databases.updateEmailAttribute( databaseId: '<DATABASE_ID>', collectionId: '<COLLECTION_ID>', key: '', xrequired: false, xdefault: 'email@example.com', newKey: '', // (optional) );