TIL Array#last limit

`Array#last` takes a limit argument. It can return the last `n`
elements.

Author: cored

ruby/array-last-limit.md

@@ -0,0 +1,11 @@
+# Returning a fixed number of items from the tail of a list
+
+[`Array#last`][last docs] takes an argument to limit the number of items to return 
+from the tail of a list.
+
+```ruby
+> [1,2,3,4,5].last(2)
+# = > [4, 5]
+```
+
+[last docs]: (http://www.ruby-doc.org/core-2.2.0/Array.html#method-i-last)