v0.3.3

This release refactors zip_distance() to allow selecting units and operation on vectors of ZIP codes.

v0.3.2

• zip_code_db has been updated.
• download_zip_data() has been refactored to make data updates more easily accessible and compare against existing data. Data is now directly downloaded from the upstream source and the existing data GitHub repository will no longer be updated.
• zip_distance() has been updated to allow changing the type of distance calculation performed if specified via the lonlat argument.
• Citation data is now included with package. If using {zipcodeR} in a publication, you can obtain citation info by running citation("zipcodeR").
• Misc updates to documentation and package reference info.

v0.3.1

This release is a hotfix intended to address problems for Mac users on the latest R release due to problems with the dependency {udunits2}. The package eliminates this dependency for unit conversions in this release.

v0.3.0

This release includes a few new functions for geographic lookups and normalizing ZIP codes along with several bug fixes.

v0.2.0

Fixes for CRAN submission

v0.1.0

This is the first release of zipcodeR, as available on CRAN.