W3cubDocs

/Kotlin

unaryMinus

Platform and version requirements: JVM (1.0), JS (1.0), Native (1.3)
operator fun unaryMinus(): Long

Returns the negative of this value.

© 2010–2020 JetBrains s.r.o. and Kotlin Programming Language contributors
Licensed under the Apache License, Version 2.0.
https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-long/unary-minus.html