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size

Platform and version requirements: Native (1.3)
val size: Int
Platform and version requirements: JS (1.1)
open val size: Int

Returns the size of the collection.

© 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.collections/-hash-set/size.html