Kotlin TutorialLesson 16Free preview

Kotlin Arrays

This lesson is part of Kotlin · All levels

Summary

This lesson discusses the data structure of the Kotlin array used to store a sequential data set at a fixed size. Developers can create an array using the arrayOf() function or an Array constructor. This lesson reviews how to access elements, modify values, and check array size.

Key points

Arrays are created using the helper function 'arrayOf(elemen1, elemen2, ...)'
The length of the array is fixed after allocation
Elements are accessed and modified using square brackets '[index]'
There are efficient special primitive array types available such as IntArray, DoubleArray, and ByteArray

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