📚 Swift Dictionaries

Dictionaries hold key-value pairs — like a mini-database where you lookup values using unique keys.

📝 Creating Dictionaries

🔄 Accessing and Modifying

📋 Useful Dictionary Methods

• count: Number of key-value pairs.
• keys: Get all keys as a collection.
• values: Get all values as a collection.
• removeValue(forKey:): Remove item by key.
• Use for (key, value) in dictionary to loop through pairs.