Variable Number of Arguments
Introduction to vararg and the spread operator
Published in
2 min readSep 11, 2022
— — — — — — — — — — — — — — —
THE CURRENT VERSION OF THIS ARTICLE IS PUBLISHED HERE.
— — — — — — — — — — — — — — —
Tags: #FYI
This article is part of the Kotlin Primer, an opinionated guide to the Kotlin language, which is indented to help facilitate Kotlin adoption inside Java-centric organizations. It was originally written as an organizational learning resource for Etnetera a.s. and I would like to express my sincere gratitude for their support.
It is recommended to read the Introduction before moving on. Check out the Table of Contents for all articles.
The vararg keyword
Like Java, Kotlin permits functions with variable number of arguments. Such parameters are declared as vararg, i.e. fun myFun(vararg xs: Int).
For example:
