# Advanced Swift 3 - Part 8: Custom Collections | Ray Wenderlich

**URL:** <https://forums.kodeco.com/t/advanced-swift-3-part-8-custom-collections-ray-wenderlich/29726>\
**Category:** 🎓 Courses & Articles\
**Created:** [May 16, 2017, 1:00pm UTC](https://forums.kodeco.com/t/advanced-swift-3-part-8-custom-collections-ray-wenderlich/29726 "2017-05-16T13:00:39Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![rayfix](https://assets.chunter.kodeco.com/user_avatar/forums.kodeco.com/rayfix/32/108995_2.png) [@rayfix](https://forums.kodeco.com/u/rayfix)\
**Post date:** [May 16, 2017, 1:00pm UTC](https://forums.kodeco.com/t/advanced-swift-3-part-8-custom-collections-ray-wenderlich/29726/1 "2017-05-16T13:00:39Z")

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The Collection protocol provides capability over a simple Sequence. You gain additional functionality, and get access to more efficient implementations to standard algorithms.

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 This is a companion discussion topic for the original entry at [https://www.raywenderlich.com/3810-advanced-swift-3/lessons/8](https://www.raywenderlich.com/3810-advanced-swift-3/lessons/8)