allocated()
names attribute gives the name of the function
called in each frame.
Note that
allocated does not show the
memory usage for objects stored in database frames.
# Default allocations when called at top level
allocated()
# A function to track allocation changes:
"myfun"<- function() {
at.start <- allocated()
# ... do some work ...
now <- allocated()
# changes in allocations
now - at.start
}