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remove

kotlin-stdlib / kotlin.collections / HashMap / remove
Platform and version requirements: Native (1.3) 
fun remove(key: K): V?
Platform and version requirements: JS (1.1) 
open fun remove(key: K): V?

Removes the specified key and its corresponding value from this map.

Return the previous value associated with the key, or null if the key was not present in the map.

© 2010–2019 JetBrains s.r.o.
Licensed under the Apache License, Version 2.0.
https://kotlinlang.org/api/latest/jvm/stdlib/kotlin.collections/-hash-map/remove.html