filterNot

Common
JVM
JS
Native
1.0
inline fun CharSequence.filterNot(
    predicate: (Char) -> Boolean
): CharSequence

Returns a char sequence containing only those characters from the original char sequence that do not match the given predicate.

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

fun main(args: Array<String>) {
//sampleStart
val text = "a1b2c3d4e5"

val textWithoutDigits = text.filterNot { it.isDigit() }

println(textWithoutDigits) // abcde
//sampleEnd
}
Common
JVM
JS
Native
1.0
inline fun String.filterNot(
    predicate: (Char) -> Boolean
): String

Returns a string containing only those characters from the original string that do not match the given predicate.

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

fun main(args: Array<String>) {
//sampleStart
val text = "a1b2c3d4e5"

val textWithoutDigits = text.filterNot { it.isDigit() }

println(textWithoutDigits) // abcde
//sampleEnd
}