मुफ्त ऑनलाइन कोर्स Complete Kotlin Tutorial in Hindi for Beginners

कोर्स का विवरण

Learn Kotlin from scratch in Hindi with a free, beginner-friendly course designed for anyone starting app development. You will begin with a clear introduction to Kotlin, understand why it is used, and set up a complete development environment in IntelliJ so you can start coding confidently.

Progress from your first Hello World program into core programming fundamentals such as compilation basics, variables, operators, and control flow using if/else and when. Build a solid foundation with loops, ranges, functions, function overloading, and arrays, supported by practical examples that make concepts easy to apply.

Step into object-oriented programming in Kotlin by working with classes, constructors, getters, inheritance, overriding, and polymorphism. You will also explore abstract classes and interfaces, and learn how to design cleaner, more flexible code using real Kotlin patterns.

Strengthen your skills with important language features including type checking and smart casting, visibility modifiers, object declarations, companion objects, data classes, enum classes, and sealed classes. Master Kotlin null safety with safe calls and the Elvis operator, and handle errors properly with exception handling using try, catch, and finally.

To write modern Kotlin, you will cover collections like lists and maps, higher-order functions, function types, lambda expressions, and common transformations such as map, filter, and forEach. The course also introduces extension functions, scoped functions like apply, let, with, and run, plus generics and nested or inner classes, helping you write concise, expressive, and reusable Kotlin code for app development.