Rscript Run the commands 'Rscript' and 'R CMD'
Rscript_call Call a function in a new R session via
'Rscript()'
alnum_id Generate ID strings
attr Obtain an attribute of an object without
partial matching
base64_encode Encode/decode data into/from base64 encoding.
base64_uri Generate the Data URI for a file
base_pkgs Get base R package names
bg_process Start a background process
broken_packages Find out broken packages and reinstall them
bump_version Bump version numbers
cache_exec Cache the execution of an expression in memory
or on disk
cache_rds Cache the value of an R expression to an RDS
file
crandalf_check Submit check jobs to crandalf
csv_options Parse comma-separated chunk options
decimal_dot Evaluate an expression after forcing the
decimal point to be a dot
del_empty_dir Delete an empty directory
dir_create Create a directory recursively by default
dir_exists Test the existence of files and directories
divide_chunk Divide chunk options from the code chunk body
do_once Perform a task once in an R session
download_cache Download a file from a URL and cache it on disk
download_file Try various methods to download a file
embed_file Embed a file, multiple files, or directory on
an HTML page
env_option Retrieve a global option from both 'options()'
and environment variables
existing_files Find file paths that exist
exit_call Call 'on.exit()' in a parent function
fenced_block Create a fenced block in Markdown
file_ext Manipulate filename extensions
file_rename Rename files and directories
file_string Read a text file and concatenate the lines by
"\n"
find_globals Find global/local variables in R code
format_bytes Format numbers of bytes using a specified unit
from_root Get the relative path of a path in a project
relative to the current working directory
github_releases Get the tags of GitHub releases of a repository
grep_sub Perform replacement with 'gsub()' on elements
matched from 'grep()'
gsub_file Search and replace strings in files
html_tag Tools for HTML tags
in_dir Evaluate an expression under a specified
working directory
install_dir Install a source package from a directory
install_github An alias of 'remotes::install_github()'
is_abs_path Test if paths are relative or absolute
is_ascii Check if a character vector consists of
entirely ASCII characters
is_blank Test if a character vector consists of blank
strings
is_sub_path Test if a path is a subpath of a dir
is_web_path Test if a path is a web path
is_windows Test for types of operating systems
join_words Join multiple words into a single string
lazy_save Save objects to files and lazy-load them
magic_path Find a file or directory under a root directory
mark_dirs Mark some paths as directories
md5 Calculate the MD5 checksums of R objects
md_table Generate a simple Markdown pipe table
mime_type Get the MIME types of files
msg_cat Generate a message with 'cat()'
native_encode Try to use the system native encoding to
represent a character vector
new_app Create a local web application
news2md Convert package news to the Markdown format
normalize_path Normalize paths
numbers_to_words Convert numbers to English words
optipng Run OptiPNG on all PNG files under a directory
parse_only Parse R code and do not keep the source
pkg_attach Attach or load packages, and automatically
install missing packages if requested
pkg_bib Generate BibTeX bibliography databases for R
packages
proc_kill Kill a process and (optionally) all its child
processes
process_file Read a text file, process the text with a
function, and write the text back
proj_root Return the (possible) root directory of a
project
prose_index Find the indices of lines in Markdown that are
prose (not code blocks)
protect_math Protect math expressions in pairs of backticks
in Markdown
raw_string Print a character vector in its raw form
read_all Read all text files and concatenate their
content
read_bin Read all records of a binary file as a raw
vector by default
read_utf8 Read / write files encoded in UTF-8
record Run R code and record the results
record_print Print methods for 'record()'
relative_path Get the relative path of a path relative to a
directory
rename_seq Rename files with a sequential numeric prefix
rest_api Get data from a REST API
retry Retry calling a function for a number of times
rev_check Run 'R CMD check' on the reverse dependencies
of a package
rstudio_type Type a character vector into the RStudio source
editor
same_path Test if two paths are the same after they are
normalized
session_info An alternative to sessionInfo() to print
session information
set_envvar Set environment variables
shrink_images Shrink images to a maximum width
split_lines Split a character vector by line breaks
split_source Split source lines into complete expressions
str_wrap Wrap character vectors
strict_list Strict lists
strip_html Strip HTML tags
submit_cran Submit a source package to CRAN
system3 Run 'system2()' and mark its character output
as UTF-8 if appropriate
tabset Represent a (recursive) list with (nested)
tabsets
taml_load A simple YAML reader and writer
tinify Use the Tinify API to compress PNG and JPEG
images
tojson A simple JSON serializer
tree Turn the output of 'str()' into a tree diagram
try_error Try an expression and see if it throws an error
try_silent Try to evaluate an expression silently
upload_ftp Upload to an FTP server via 'curl'
upload_imgur Upload an image to imgur.com
url_accessible Test if a URL is accessible
url_filename Extract filenames from a URLs
valid_syntax Check if the syntax of the code is valid
yaml_body Partition the YAML metadata and the body in a
document
yaml_load Read YAML data