flatMapIndexed
@JvmName("flatMapIndexedIterable") inline fun <R> ShortArray.flatMapIndexed(
transform: (index: Int, Short) -> Iterable<R>
): List<R>
(source)
@JvmName("flatMapIndexedIterable") inline fun <R> FloatArray.flatMapIndexed(
transform: (index: Int, Float) -> Iterable<R>
): List<R>
(source)
@JvmName("flatMapIndexedIterable") inline fun <R> DoubleArray.flatMapIndexed(
transform: (index: Int, Double) -> Iterable<R>
): List<R>
(source)
@JvmName("flatMapIndexedIterable") inline fun <R> BooleanArray.flatMapIndexed(
transform: (index: Int, Boolean) -> Iterable<R>
): List<R>
(source)
@ExperimentalUnsignedTypes inline fun <R> ULongArray.flatMapIndexed(
transform: (index: Int, ULong) -> Iterable<R>
): List<R>
(source)
@ExperimentalUnsignedTypes inline fun <R> UByteArray.flatMapIndexed(
transform: (index: Int, UByte) -> Iterable<R>
): List<R>
(source)
@ExperimentalUnsignedTypes inline fun <R> UShortArray.flatMapIndexed(
transform: (index: Int, UShort) -> Iterable<R>
): List<R>
(source)
Returns a single list of all elements yielded from results of transform function being invoked on each element and its index in the original array.
import kotlin.test.*
fun main(args: Array<String>) {
//sampleStart
val data: List<String> = listOf("Abcd", "efgh", "Klmn")
val selected: List<Boolean> = data.map { it.any { c -> c.isUpperCase() } }
val result = data.flatMapIndexed { index, s -> if (selected[index]) s.toList() else emptyList() }
println(result) // [A, b, c, d, K, l, m, n]
//sampleEnd
}
Returns a single list of all elements yielded from results of transform function being invoked on each element and its index in the original collection.
import kotlin.test.*
fun main(args: Array<String>) {
//sampleStart
val data: List<String> = listOf("Abcd", "efgh", "Klmn")
val selected: List<Boolean> = data.map { it.any { c -> c.isUpperCase() } }
val result = data.flatMapIndexed { index, s -> if (selected[index]) s.toList() else emptyList() }
println(result) // [A, b, c, d, K, l, m, n]
//sampleEnd
}