iterator(RObject) -- iterate through an R object

• Function: iterator

• Usage:

  iterator x

• Inputs:
  • x, a R object,
• Outputs:
  • an iterator,

i1 : i = iterator (RSymbol "iris")_"Petal.Length"

o1 = i

o1 : Iterator

i2 : next i

o2 = [1] 1.4

o2 : RObject of type double

i3 : next i

o3 = [1] 1.4

o3 : RObject of type double

i4 : next i

o4 = [1] 1.3

o4 : RObject of type double