---
title: "Whats fast enumeration?"  
description: "Whats fast enumeration?"  
author: "Tarun Kumar"  
published: 2015-07-23  
updated: 2020-09-18  
canonical: https://www.mindstick.com/interview/2722/whats-fast-enumeration  
category: "iphone"  
tags: ["iphone", "ios", "objective c"]  
reading_time: 1 minute  

---

# Whats fast enumeration?

Fast enumeration is a language feature that allows you to enumerate over the contents of a collection.

(Your code will also run faster because the internal implementation reduces\
message send overhead and increases pipelining potential.)

## Answers

### Answer by Tarun Kumar

Fast enumeration is a language feature that allows you to enumerate over the contents of a collection.

(Your code will also run faster because the internal implementation reduces\
message send overhead and increases pipelining potential.)


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Original Source: https://www.mindstick.com/interview/2722/whats-fast-enumeration

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