RContext String -- evaluate R code in a context

• Operator: SPACE

• Usage:

  ctx s

• Inputs:
  • ctx, a R context,
  • s, a string, R code to evaluate;
• Outputs:
  • a R object, result of evaluating s;

i1 : ctx = new RContext

o1 = ctx

o1 : RContext

i2 : ctx "x <- 5L"

o2 = [1] 5

o2 : RObject of type integer

i3 : ctx "y <- x + 1L"

o3 = [1] 6

o3 : RObject of type integer

i4 : ctx "y"

o4 = [1] 6

o4 : RObject of type integer