kotlin-stdlib / kotlin.text / isLowerCase

isLowerCase

JVM

Native

1.0

fun Char.isLowerCase(): Boolean

For JVM

Returns true if this character is lower case.

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

fun main(args: Array<String>) {
//sampleStart
val chars = listOf('a', 'λ', 'A', '1', '+')
val (lowerCases, notLowerCases) = chars.partition { it.isLowerCase() }
println(lowerCases) // [a, λ]
println(notLowerCases) // [A, 1, +]
//sampleEnd
}

For Native

Returns true if this character is lower case.