forEachIndexed

inline fun <T> Array<out T>.forEachIndexed(
    action: (index: Int, T) -> Unit)
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inline fun ByteArray.forEachIndexed(
    action: (index: Int, Byte) -> Unit)
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inline fun ShortArray.forEachIndexed(
    action: (index: Int, Short) -> Unit)
(source)
inline fun IntArray.forEachIndexed(
    action: (index: Int, Int) -> Unit)
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inline fun LongArray.forEachIndexed(
    action: (index: Int, Long) -> Unit)
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inline fun FloatArray.forEachIndexed(
    action: (index: Int, Float) -> Unit)
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inline fun DoubleArray.forEachIndexed(
    action: (index: Int, Double) -> Unit)
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inline fun BooleanArray.forEachIndexed(
    action: (index: Int, Boolean) -> Unit)
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inline fun CharArray.forEachIndexed(
    action: (index: Int, Char) -> Unit)
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inline fun <T> Iterable<T>.forEachIndexed(
    action: (index: Int, T) -> Unit)
(source)

Performs the given action on each element, providing sequential index with the element.

Parameters

action - function that takes the index of an element and the element itself and performs the desired action on the element.