Lesson 4: Protecting Your Data (Encapsulation)
Duration: 35 minutes
App Feature: 🔒 Making Sure Expenses Are Valid
What You'll Build: Add validation so users can't create invalid expenses
Prerequisites: Complete Lessons 1-3
What We'll Learn Today
By the end of this lesson, you'll be able to:
✅ Make properties private to protect...
🛡️ VERIFIED CYBER INTELLIGENCE ID: #3001025