Method: Array#thru

Defined in:
lib/core/facets/array/from.rb

#thru(from, to = nil) ⇒ Object

Fetch values from a start index thru an end index.

[1,2,3,4,5].thru(0,2)  #=> [1,2,3]
[1,2,3,4,5].thru(2,4)  #=> [3,4,5]

[1,2,3,4,5].thru(2)  #=> [1,2,3]
[1,2,3,4,5].thru(4)  #=> [1,2,3,4,5]



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# File 'lib/core/facets/array/from.rb', line 20

def thru(from, to=nil)
  from, to = 0, from unless to
  to = size - 1 if to >= size
  a = []
  i = from
  while i <= to
    a << self[i]
    i += 1
  end
  a
end