Flutter Form Validation Tutorial | Using TextField & Regex | Urdu-Hindi | Lecture 27
#flutter #fluttertutorial #flutterwidgets
In this Flutter lecture, we learn how to create and validate forms using the Form widget and TextFormField.
Form validation is a critical part of mobile app development, ensuring that users enter correct and meaningful data before submission.
In this lecture, we cover:
• What is Form widget in Flutter
• Difference between TextField and TextFormField
• Using GlobalKey and FormState
• How validator functions work
• Required field validation
• Email validation using RegExp
• Password validation rules
• Phone number validation
• Confirm password validation
• Writing multiple validation conditions
We also build a complete form example step by step to demonstrate how validation works in real applications.
This lecture is part of a complete Flutter course designed for beginners and intermediate learners.
Perfect for students learning Flutter UI and form handling.
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⏳ Timestamps:
00:00 – Introduction
01:24 – What is Form Widget?
02:35 – GlobalKey and FormState
06:22 – How Validation Works
07:56 – Creating Form and FormFields
16:45 – Creating Global Key and Validations
25:30 – Check Email Validation
28:54 – Check Phone Validation
31:45 – Confirm Password Validation
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🔥 Hashtags
#flutter
#fluttertutorial
#flutterform
#fluttervalidation
#flutterwidgets
#dart
#flutterdeveloper
#mobiledevelopment