kotlin / 1.7.0 / api / latest / jvm / stdlib / kotlin.io.path / java.nio.file.-path / extension.html /

extension

Platform and version requirements: JVM (1.5), JRE7 (1.5)
val Path.extension: String

Returns the extension of this path (not including the dot), or an empty string if it doesn't have one.

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https://kotlinlang.org/api/latest/jvm/stdlib/kotlin.io.path/java.nio.file.-path/extension.html