Flowdock
method

enum_cons

Importance_2
v1_8_7_330 - Show latest stable - 1 note - Class: Enumerable
enum_cons(p1) public

Iterates the given block for each array of consecutive <n> elements. If no block is given, returns an enumerator.a

e.g.:

(1..10).each_cons(3) {|a| p a}
# outputs below
[1, 2, 3]
[2, 3, 4]
[3, 4, 5]
[4, 5, 6]
[5, 6, 7]
[6, 7, 8]
[7, 8, 9]
[8, 9, 10]
Show source
Register or log in to add new notes.
August 23, 2008
0 thanks

Needs requiring 'enumerator' to work

This method needs that you

require 'enumerator'

for this method to be available.