Flutter Login Page | with validation | UI Animation | Reusable Code | CodeCatch

Flutter Login Page | with validation | UI Animation | Reusable Code | CodeCatch

Learn how to build beautiful Flutter UIs in seconds! This short video shows a fast and clean UI design using Flutter widgets. Perfect for beginners and developers looking for speed code inspiration.

🔥 Follow for more Flutter tutorials, UI speed codes, and mobile app design tips.

#coding #flutter #loginpage #tutorial #loginform #appdevelopment #firebaseauth #flutter #coding
#flutter #fluttershorts #flutterui #flutterdeveloper #flutteranimation
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// Email //

validator: (value) {
if (value == null || value.isEmpty) {
return 'Please enter an email';
} else if (!RegExp(
r'^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}$')
.hasMatch(value)) {
return 'Enter a valid email address';
}
return null;
              },
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// password //

validator: (value) {
if (value == null || value.isEmpty) {
return 'Please enter a password';
}
if (value.length less than symbol 8) {
return 'Password should be at least 8 spacial(@,#,etc..) characters';
}
RegExp regex = RegExp(
r'^(?=.?[A-Z])(?=.?[a-z])(?=.?[0-9])(?=.?[!@#\$&*~]).{8,}$');
if (!regex.hasMatch(value)) {
return 'Enter valid password';
}
return null;
              },
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