exceptionOrNull

Platform and version requirements: JVM (1.0), JS (1.0), Native (1.0)
fun exceptionOrNull(): Throwable?

Returns the encapsulated Throwable exception if this instance represents failure or null if it is success.

This function is a shorthand for fold(onSuccess = { null }, onFailure = { it }) (see fold).

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Licensed under the Apache License, Version 2.0.
https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-result/exception-or-null.html