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Learn Swift : Use ! and && operator together (Chapter 2 Challenge 4)
Learn Swift: Force unwrap optional (Chapter 4 Challenge 2)
Learn Swift: Use if let to unwrap optional (Chapter 4 Challenge 4)
Learn Swift: If NOT true... then (Chapter 4 Challenge 4)
Learn Swift: Create an optional variable (Chapter 4 Challenge 1)
Learn Swift: Crete an enum with raw value (Chapter 11 Challenge 4)
Learn Swift: Equality Operator Example (Chapter 2 - Challenge 1)
Chapter 2: Not (!) Opposite Operator Example (Chapter 2 Challenge 2)
How to write if-statements and use operators | Swift Basics #4
Learn Swift: Create a variable of type Bool (Chapter 2 Challenge 3)