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Kotlin Java
Kotlin Tutorial
Setup Kotlin(Java) Project
Kotlin Example Program
Convert Java file to Kotlin
main() function
Kotlin Loops
Kotlin Ranges
Kotlin Arrays
Kotlin OOP Concetps
- Classes
- Kotlin – Classes and Constructors
- Kotlin – Sealed Class
- Kotlin – Data Class
- Kotlin – Enum
- Kotlin – Extension Functions
- Inheritance
- Kotlin – Inheritance
- Kotlin – Override Method of Super Class
- Abstraction
- Kotlin – Abstraction
- Kotlin – Abstract Class
- Kotlin – Interfaces
Kotlin Exceptions
Kotlin String Operations
Kotlin File Operations
- Create Operations
- Kotlin – Create file
- Kotlin – Create a directory
- Kotlin – Create directory recursively
- Get Properties / Meta
- Kotlin – Get file creation timestamp
- Kotlin – Get file extension
- Kotlin – Get file last modified timestamp
- Kotlin – Get file name
- Kotlin – Get file size
- Iterate over files
- Kotlin – Iterate through all files in a directory
- File Checks
- Kotlin – Check if file exists
- Kotlin – Check if file is readable
- Kotlin – Check if file is writable
- Kotlin – Check if directory exists
- Read Operations
- Kotlin – Read file
- Kotlin – Read file as list of lines
- Kotlin – Read file character by character
- Kotlin – Read file line by line
- Kotlin – Read file into a string
- Write / Update Operations
- Kotlin – Append to text file
- Kotlin – Copy content of a file to another file
- Kotlin – Copy directory
- Kotlin – Copy file
- Kotlin – Move file
- Kotlin – Move directory
- Kotlin – Rename file
- Kotlin – Rename directory
- Kotlin – Replace specific string in file
- Kotlin – Write to File
- Delete Operations
- Kotlin – Delete a file
- Kotlin – Delete / remove all content in text file
- Kotlin – Delete a directory
Kotlin List
Kotlin Programs
Kotlin Interview Questions

Kotlin Tutorial

Kotlin Tutorial

Welcome to Kotlin Tutorial! Kotlin has become popular with Android. If you would like to learn Kotlin programming language, this is a good start.

This Kotlin Tutorial provides a detailed introduction to Kotlin programming language, its basics, and examples to understand basic functional programming statements, object-oriented concepts, file operations, string operations, etc.

Jump to Kotlin Tutorials List

What is Kotlin?

Basically, Kotlin is a programming language. It can be used to develop modern multi-platform applications for Desktop, Android, Web, etc.

Kotlin runs on Java Virtual Machine like other programming languages: Scala, Groovy, Kawa, etc.

Why Kotlin has become popular?

If the word Kotlin has been buzzing around for quite some time, all the credit goes to Google Android, because Google had brought this language to lime light. Once Google Android declared that Kotlin will be one of the officially supported language for Android App development, Kotlin’s popularity had surged. And Kotlin has become popular with the existing Android community and also the emerging.

Kotlin programming language can be used to develop Desktop Applications and Android Applications with ease. These tutorials have been designed to present you the basics and new idiomatic approach.