kotlin-stdlib / kotlin.text / filter

filter

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

Returns a char sequence containing only those characters from the original char sequence that match the given predicate.

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

Returns a string containing only those characters from the original string that match the given predicate.