Method: Array#peek

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

#peek(i = 0) ⇒ Object

Peek at the top of the stack (the end of the array).

a = [1, 2, 3]
a.peek          #=> 3
a               #=> [1, 2, 3]

Or provide an index to inspect the array from back to front.



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# File 'lib/core/facets/array/pull.rb', line 14

def peek(i=0)
  i = -(i + 1)
  fetch(i)
end