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How to Declare an Integer Array in Kotlin

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How to Declare an Integer Array in Kotlin ?

Answer

To declare an integer array in Kotlin, you can use the IntArray constructor or array initialization syntax.

✐ Examples

1 Declare and Initialize an Integer Array

In this example,

We declare an integer array named numbers with predefined values.
We initialize the array using the intArrayOf function.
We print the array to demonstrate the initialization.

Kotlin Program

fun main() {
    val numbers = intArrayOf(1, 2, 3, 4, 5)
    println("Integer Array: ${numbers.joinToString()}")
}

Output

Integer Array: 1, 2, 3, 4, 5

2 Declare an Empty Integer Array

In this example,

We declare an empty integer array named emptyArray.
We print the array to demonstrate the declaration.

Kotlin Program

fun main() {
    val emptyArray = IntArray(0)
    println("Empty Integer Array: ${emptyArray.joinToString()}")
}

Output

Empty Integer Array:

Summary

In this tutorial, we learned How to Declare an Integer Array in Kotlin language with well detailed examples.

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