llength(n) on macOS
The text 5f5bca1bf121, as Mac OS X 10.2.2, Mac OS X 10.2.1, Mac OS X 10.2 shipped it.
Count the number of elements in a list
The text 5f5bca1bf121, as Mac OS X 10.2.2, Mac OS X 10.2.1, Mac OS X 10.2 shipped it.
Count the number of elements in a list