map

Common
JVM
JS
Native
1.0
inline fun < R > CharSequence . map (
transform : ( Char ) -> R
) : List < R >

(source)

Returns a list containing the results of applying the given transform function to each character in the original char sequence.

import java.util.Locale
import kotlin.test.*

fun main(args: Array<String>) {
//sampleStart
val string = "kotlin"
println(string.map { it.uppercaseChar() }) // [K, O, T, L, I, N]
//sampleEnd
}