It's dangerous to change state | The base solution: on.exit() | defer() is the foundation of withr | Last-in, first-out | "Local" functions (and "with" functions) | Deferring events on the global environment
Package: withr 3.0.3.9000
Lionel Henry
withr: Run Code 'With' Temporarily Modified Global State
A set of functions to run code 'with' safely and temporarily modified global state. Many of these functions were originally a part of the 'devtools' package, this provides a simple package with limited dependencies to provide access to these functions.
Authors:
withr_3.0.3.9000.tar.gz
withr_3.0.3.9000.zip(r-4.7)withr_3.0.3.9000.zip(r-4.6)withr_3.0.3.9000.zip(r-4.5)
withr_3.0.3.9000.tgz(r-4.6-any)withr_3.0.3.9000.tgz(r-4.5-any)
withr_3.0.3.9000.tar.gz(r-4.7-any)withr_3.0.3.9000.tar.gz(r-4.6-any)
withr_3.0.3.9000.tgz(r-4.6-emscripten)
manual.pdf |manual.html✨
DESCRIPTION |NEWS
card.svg |card.png
withr/json (API)
| # Install 'withr' in R: |
| install.packages('withr', repos = c('https://r-lib.r-universe.dev', 'https://cloud.r-project.org')) |
Bug tracker:https://github.com/r-lib/withr/issues
Pkgdown/docs site:https://withr.r-lib.org
Last updated from:d82e4bc2d6. Checks:9 OK. Indexed: yes.
| Target | Result | Time | Files | Syslog |
|---|---|---|---|---|
| linux-devel-x86_64 | OK | 126 | ||
| source / vignettes | OK | 179 | ||
| linux-release-x86_64 | OK | 124 | ||
| macos-release-arm64 | OK | 113 | ||
| macos-oldrel-arm64 | OK | 72 | ||
| windows-devel | OK | 242 | ||
| windows-release | OK | 242 | ||
| windows-oldrel | OK | 227 | ||
| wasm-release | OK | 93 |
Exports:deferdefer_parentdeferred_cleardeferred_runglobal_deferlocal_local_bmplocal_cairo_pdflocal_cairo_pslocal_collatelocal_connectionlocal_db_connectionlocal_dirlocal_environmentlocal_envvarlocal_filelocal_jpeglocal_languagelocal_libpathslocal_localelocal_makevarslocal_message_sinklocal_namespacelocal_optionslocal_output_sinklocal_packagelocal_parlocal_pathlocal_pdflocal_pnglocal_postscriptlocal_preserve_seedlocal_rng_versionlocal_seedlocal_svglocal_temp_libpathslocal_tempdirlocal_tempfilelocal_tifflocal_timezonelocal_xfigmakevars_userset_makevarswith_with_bmpwith_cairo_pdfwith_cairo_pswith_collatewith_connectionwith_db_connectionwith_dirwith_environmentwith_envvarwith_filewith_jpegwith_languagewith_libpathswith_localewith_makevarswith_message_sinkwith_namespacewith_optionswith_output_sinkwith_packagewith_parwith_pathwith_pdfwith_pngwith_postscriptwith_preserve_seedwith_rng_versionwith_seedwith_svgwith_temp_libpathswith_tempdirwith_tempfilewith_tiffwith_timezonewith_xfig
Dependencies:
Readme and manuals
Help Manual
| Help page | Topics |
|---|---|
| Defer Evaluation of an Expression | defer deferred_clear deferred_run defer_parent |
| Graphics devices | devices local_bmp local_cairo_pdf local_cairo_ps local_jpeg local_pdf local_png local_postscript local_svg local_tiff local_xfig with_bmp with_cairo_pdf with_cairo_ps with_dev with_device with_jpeg with_pdf with_png with_postscript with_svg with_tiff with_xfig |
| Collation Order | local_collate with_collate |
| Connections which close themselves | local_connection with_connection |
| DBMS Connections which disconnect themselves. | local_db_connection with_db_connection |
| Working directory | local_dir with_dir |
| Environment variables | local_envvar with_envvar |
| Files which delete themselves | local_file with_file |
| Torture Garbage Collector | with_gctorture2 |
| Language | local_language with_language |
| Library paths | local_libpaths with_libpaths |
| Locale settings | local_locale with_locale |
| Makevars variables | local_makevars with_makevars |
| Options | local_options with_options |
| Execute code with a modified search path | local_environment local_namespace local_package with_environment with_namespace with_package |
| Graphics parameters | local_par with_par |
| PATH environment variable | local_path with_path |
| RNG version | local_rng_version with_rng_version |
| Random seed | local_preserve_seed local_seed with_preserve_seed with_seed |
| Output redirection | local_message_sink local_output_sink with_message_sink with_output_sink with_sink |
| Library paths | local_temp_libpaths with_temp_libpaths |
| Temporary files and directories | local_tempdir local_tempfile with_tempdir with_tempfile |
| Time zone | local_timezone with_timezone |
| Execute code in temporarily altered environment | withr-package withr |
