use

kotlin-stdlib / kotlin.io / use
Platform and version requirements: JVM (1.0) 
inline fun <T : Closeable?, R> T.use(block: (T) -> R): R

Executes the given block function on this resource and then closes it down correctly whether an exception is thrown or not.

Parameters

block - a function to process this Closeable resource.

Return the result of block function invoked on this resource.

© 2010–2021 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.io/use.html