Intro to iOS Development: Lecture 1 – Intro to Swift

Welcome to the Spring 2022 Cornell AppDev Introduction to iOS Development course! In this lecture, we introduce the basics of swift!

Timestamps:
0:00 Course Logistics
8:28 Constants & Variables
9:58 Type Annotations
12:50 Printing
16:04 Arrays & Loops
30:29 Functions
33:48 Optionals – Intro
37:33 Optionals – If Let
41:08 Optionals – Guard Let
45:36 Optionals – Nil Coalescing
48:35 Optionals – Force Unwrapping