كيف تنظم البيانات في Dart باستخدام Collections ؟

In this lesson, we'll learn about Collections in Dart, one of the most important concepts you'll need before moving on to Flutter app development. We will learn: ✅ What are Collections? ✅ The difference between List, Set, and Map ✅ When to use each type? ✅ Adding, deleting, and modifying items ✅ Practical examples from real-world programming ✅ Best practices for handling data If you're learning Dart or preparing to move to Flutter, this lesson is crucial for understanding how to store and organize data efficiently.