W3cubDocs

/Kotlin

onEachIndexed

Platform and version requirements: JVM (1.4), JS (1.4), Native (1.4)
inline fun <S : CharSequence> S.onEachIndexed(
    action: (index: Int, Char) -> Unit
): S

Performs the given action on each character, providing sequential index with the character, and returns the char sequence itself afterwards.

Parameters

action - function that takes the index of a character and the character itself and performs the action on the character.

© 2010–2020 JetBrains s.r.o. and Kotlin Programming Language contributors
Licensed under the Apache License, Version 2.0.
https://kotlinlang.org/api/latest/jvm/stdlib/kotlin.text/on-each-indexed.html