One hour Kotlin guide for beginners

Compact and quick Kotlin guide from Kotlin basic to OOP programming.
Free tutorial
Rating: 4.4 out of 5 (780 ratings)
17,129 students
1hr 20min of on-demand video

Kotlin basic programming and object oriented programming with Kotlin


  • Be familiar with OOP(Object Oriented Programming) language like Java or C++.


One hour Kotlin guide for beginners is designed for students who are familiar with Object Oriented Programming(OOP).

You will learn the basic knowledge of Kotlin language and OOP programming with Kotlin. 

1. Objectives

  • Kotlin Basic programming
  • Object Oriented Programming

2. Contents

  • Welcome to Kotlin
    1. Introduction
    2. Setup

  • Kotlin Basic
    1. Kotlin file Structure & Package
    2. Variable
    3. Data type
    4. Array, List, Map, Iterator
    5. Function
    6. Conditional Expression
    7. Loop
    8. Property
    9. lateinit, lazy
    10. Null Safety

  • Kotlin OOP Programming
    1. Class
    2. Inheritance
    3. Abstract class, interface
    4. Visibility modifie

Who this course is for:

  • Java or Android app developers.


Over 15 years instructor experience
Tutlets Kkang
  • 4.4 Instructor Rating
  • 780 Reviews
  • 17,129 Students
  • 1 Course

Computer programmer and instructor in South Korea.

Over 15 years instructor experience.

Currently teaching Android App developing and Kotlin programming.

Expertise :

Java, Javascript, Android App 


   깡샘의 안드로이드 프로그래밍 - Teacher Kkang's Android programming(2017/10) 

   깡샘의 코틀린 프로그래밍Teacher Kkang's Kotlin programming(2018/3). 

Youtube Channel:

   Teacher Kkang's Android programming (Korean)  - list=PLb-Pz7MT6klU9Obah9eDApOvRCl5rE_8g

   Android App Development Tutorial (English) -  list=PLb-Pz7MT6klXmh9gA6tvUxhhxjEXsKMVY

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