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isEmpty

kotlin-stdlib / kotlin.collections / HashSet / isEmpty
Platform and version requirements: Native (1.3) 
fun isEmpty(): Boolean
Platform and version requirements: JS (1.1) 
open fun isEmpty(): Boolean

Returns true if the collection is empty (contains no elements), false otherwise.

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Licensed under the Apache License, Version 2.0.
https://kotlinlang.org/api/latest/jvm/stdlib/kotlin.collections/-hash-set/is-empty.html