timechange
Efficient Manipulation of Date-Times
v0.4.0
·
Jan 29, 2026
·
GPL (>= 3)
Description
Efficient routines for manipulation of date-time objects while accounting for time-zones and daylight saving times. The package includes utilities for updating of date-time components (year, month, day etc.), modification of time-zones, rounding of date-times, period addition and subtraction etc. Parts of the 'CCTZ' source code, released under the Apache 2.0 License, are included in this package. See <https://github.com/google/cctz> for more details.
Downloads
CRAN
555.1K
Last 30 days
126th
2M
Last 90 days
8M
Last year
Trend: -18.8% (30d vs prior 30d)
r2u
CRAN
9.4K
Last 30 days
47.1K
Last 90 days
156.1K
Last year
Trend: -7.4% (30d vs prior 30d)
CRAN Check Status
13
OK
Show all 13 flavors
| Flavor | Status |
|---|---|
| r-devel-linux-x86_64-debian-clang | OK |
| r-devel-linux-x86_64-debian-gcc | OK |
| r-devel-linux-x86_64-fedora-clang | OK |
| r-devel-linux-x86_64-fedora-gcc | OK |
| r-devel-windows-x86_64 | OK |
| r-oldrel-macos-arm64 | OK |
| r-oldrel-macos-x86_64 | OK |
| r-oldrel-windows-x86_64 | OK |
| r-patched-linux-x86_64 | OK |
| r-release-linux-x86_64 | OK |
| r-release-macos-arm64 | OK |
| r-release-macos-x86_64 | OK |
| r-release-windows-x86_64 | OK |
Check History
OK 13 OK · 0 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Jun 8, 2026
WARNING 12 OK · 0 NOTE · 1 WARNING · 0 ERROR · 0 FAILURE Jun 7, 2026
WARNING
r-devel-linux-x86_64-debian-gcc
replacement functions
Fatal error: cannot create 'R_TempDir' The argument of a replacement function which corresponds to the right hand side must be named ‘value’.
OK 13 OK · 0 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE May 2, 2026
NOTE 11 OK · 1 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Apr 25, 2026
NOTE
r-release-macos-x86_64
compiled code
File ‘timechange/libs/timechange.so’: Found non-API call to R: ‘R_NamespaceRegistry’ Compiled code should not call non-API entry points in R. See ‘Writing portable packages’ in the ‘Writing R Extensions’ manual, and section ‘Moving into C API compliance’ for issues with the use of non-API entry points.
OK 14 OK · 0 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Apr 8, 2026
NOTE 13 OK · 1 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Mar 30, 2026
NOTE
r-devel-linux-x86_64-fedora-clang
compiled code
File ‘timechange/libs/timechange.so’: Found non-API call to R: ‘R_NamespaceRegistry’ Compiled code should not call non-API entry points in R. See ‘Writing portable packages’ in the ‘Writing R Extensions’ manual, and section ‘Moving into C API compliance’ for issues with the use of non-API entry points.