Functional Kotlin

Lambdas, higher-order functions, scope functions, delegates and generics.

Lambda syntax, parameters, return values and anonymous functions.

Functions as parameters, inline functions and return types.

let, run, with, apply and also scope functions explained.

Property delegates, lazy, observable and class delegation.

Generic functions, classes, constraints, variance and star projection.

Add new behaviour to existing types with Kotlin extension functions and properties.