kotlin / 1.7.0 / api / latest / jvm / stdlib / kotlin.text / is-low-surrogate.html /

isLowSurrogate

Platform and version requirements: JVM (1.0), JS (1.1), Native (1.3)
fun Char.isLowSurrogate(): Boolean

Returns true if this character is a Unicode low-surrogate code unit (also known as trailing-surrogate code unit).

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https://kotlinlang.org/api/latest/jvm/stdlib/kotlin.text/is-low-surrogate.html