Tool
Kotlin
A modern, concise language for Android and the JVM
Learn Kotlin syntax, null safety, and classes.
8
Chapters
17
Hours (estimated)
1
Self-paced
Part-time
About 6 weeks
1 hour a day, 3 days a week
Full-time
About 2 weeks
3 hours a day, 3 days a week
Estimated from 8 chapters (notes, practice, labs, quiz, exercise, and challenge) plus the final exam. Go at your own pace.
Curriculum
8 chapters, each with a tutorial, a live example, a quiz, an exercise, a challenge, and class practice.
- 1
Introduction to Kotlin
Conciseness, null safety, and running on the JVM.
- 2
Variables & Types
val vs var, and type inference.
- 3
Control Flow
if as an expression, when, and loops.
- 4
Functions
Default arguments and single-expression functions.
- 5
Classes & Objects
Data classes and primary constructors.
- 6
Null Safety
Safe calls, the Elvis operator, and !!
- 7
Collections
List, Map, and functional-style operations.
- 8
Coroutines Basics
Lightweight concurrency in Kotlin.
Kotlin is free to study, self-paced. Pass the final exam to earn an optional Certificate of Completion for $40.