Next: Conversion system, Previous: Starting up, Up: Top
In general, R functions can be accessed transparently via
attributes of the r
object. Parameters and return values are
converted to and from R automatically. However, some R
functions, such us $
or [[
, need special syntax, and
sometimes objects of type Robj
need to be manipulated.
• R objects look up: | ||
• Robj type: | ||
• R exceptions: | ||
• R boolean objects: | (new in 0.3) |