Method: Array#pad!

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

#pad!(len, val = nil) ⇒ Object

Like #pad but changes the array in place.

a = [0,1,2]
a.pad!(6,"x")
a  #=> [0,1,2,"x","x","x"]

CREDIT: Richard Laugesen



31
32
33
34
35
36
37
38
 
# File 'lib/core/facets/array/pad.rb', line 31

def pad!(len, val=nil)
  return self if self.size >= len.abs
  if len < 0
    replace Array.new((len+size).abs,val) + self
  else
    concat Array.new(len-size,val)
  end
end