lib/RegisterPage.dart

@@ -4,7 +4,6 @@ import 'dart:async';
 import 'dart:math';
 import 'package:mailer/mailer.dart';
 import 'package:mailer/smtp_server.dart';
-import 'package:validators/validators.dart' as validator;
 
 void main() {
   runApp(MaterialApp(
@@ -101,11 +100,6 @@ class _RegisterPageState extends State<RegisterPage> {
         SnackBar(content: Text('請輸入電子信箱地址')),
       );
       return;
-    } else if (!validator.isEmail(email)) {
-      ScaffoldMessenger.of(context).showSnackBar(
-        SnackBar(content: Text('請輸入正確的電子信箱')),
-      );
-      return;
     }
 
     _generatedCode = _generateVerificationCode();

lib/main.dart

@@ -19,7 +19,6 @@ class LoginPage extends StatefulWidget {//ful會改變
 class _LoginPageState extends State<LoginPage> {
   final TextEditingController _emailController = TextEditingController();
   final TextEditingController _ageController = TextEditingController();
-  bool _passwordNotVisible = true;
 
   @override
   void initState() {//初始化
@@ -117,21 +116,9 @@ class _LoginPageState extends State<LoginPage> {
                       decoration: InputDecoration(
                         border: OutlineInputBorder(),
                         prefixIcon: Icon(Icons.lock_outlined),
-                        suffixIcon: IconButton(
-                          icon: Icon(_passwordNotVisible
-                              ? Icons.visibility
-                              : Icons.visibility_off),
-                          onPressed: () {
-                            setState(
-                                  () {
-                                _passwordNotVisible = !_passwordNotVisible;
-                              },
-                            );
-                          },
-                        ),
                         labelText: '密碼',
                       ),
-                      obscureText: _passwordNotVisible,
+                      obscureText: true,
                     ),//密碼
                     SizedBox(height: 20),
                     ElevatedButton(

pubspec.yaml

@@ -42,7 +42,6 @@ dependencies:
   webview_flutter: ^4.8.0
   persistent_bottom_nav_bar_v2: ^5.3.0
   shared_preferences: ^2.2.3
-  validators: ^3.0.0
 
 dev_dependencies:
   flutter_test: