# About Array methods

**URL:** <https://www.ruby-forum.com/t/about-array-methods/157278>\
**Category:** Ruby\
**Created:** [January 9, 2009, 3:49am UTC](https://www.ruby-forum.com/t/about-array-methods/157278 "2009-01-09T03:49:06Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![Kyung\_won\_C](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/k/47e85d/32.png) [@Kyung\_won\_C](https://www.ruby-forum.com/u/Kyung_won_C)\
**Post date:** [January 9, 2009, 3:49am UTC](https://www.ruby-forum.com/t/about-array-methods/157278/1 "2009-01-09T03:49:06Z")

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l = [1,2,3,4,5]  
head = l[0…2]  
p head # =\> [1,2,3]  
p l # =\> [1,2,3,4,5]

# I want ‘[4,5]’

# Is that method in Array?

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**Author:** ![Kyung\_won\_C](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/k/47e85d/32.png) [@Kyung\_won\_C](https://www.ruby-forum.com/u/Kyung_won_C)\
**Post date:** [January 9, 2009, 4:00am UTC](https://www.ruby-forum.com/t/about-array-methods/157278/2 "2009-01-09T04:00:51Z")

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On Jan 8, 2009, at 8:49 PM, Kyung won Cheon wrote:

> l = [1,2,3,4,5]  
> head = l[0…2]  
> p head # =\> [1,2,3]  
> p l # =\> [1,2,3,4,5]
> 
> # I want ‘[4,5]’
> 
> # Is that method in Array?

l = l[3…-1]

---

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**Author:** ![Kyung\_won\_C](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/k/47e85d/32.png) [@Kyung\_won\_C](https://www.ruby-forum.com/u/Kyung_won_C)\
**Post date:** [January 9, 2009, 4:16am UTC](https://www.ruby-forum.com/t/about-array-methods/157278/3 "2009-01-09T04:16:38Z")

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From: Matthew M. [[mailto:removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid)]

# \> p l # =\> [1,2,3,4,5]

# \>

# \> # I want ‘[4,5]’

# \>

# \> # Is that method in Array?

# 

# l = l[3…-1]

# 

also,

array.last(2)

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<div class="post-metadata">

**Author:** ![Kyung\_won\_C](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/k/47e85d/32.png) [@Kyung\_won\_C](https://www.ruby-forum.com/u/Kyung_won_C)\
**Post date:** [January 9, 2009, 10:10am UTC](https://www.ruby-forum.com/t/about-array-methods/157278/4 "2009-01-09T10:10:48Z")

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Kyung won Cheon schreef:

> l = [1,2,3,4,5]  
> head = l[0…2]  
> p head # =\> [1,2,3]  
> p l # =\> [1,2,3,4,5]
> 
> # I want ‘[4,5]’
> 
> # Is that method in Array?

p l-head # =\> [4,5]