Return a call in which all of the arguments which were supplied or have presets are specified by their full names and their supplied or default values.
expand.call( definition = NULL, call = sys.call(sys.parent(1)), expand.dots = TRUE )
a function. See
an unevaluated call to the function specified by definition. See
logical. Should arguments matching ... in the call be included or left as a ... argument? See
An object of mode "