Compare two package version numbers to see which is later.
Character strings representing package version numbers.
R package version numbers are of the form
x.y-z for integers
z, with components after
optionally missing (in which case the version number is older than
those with the components present).
0 if the numbers are equal,
b is later
a is later (analogous to the C function
Want to suggest features or report bugs for rdrr.io? Use the GitHub issue tracker.