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swirl

Learn R, in R

Use the R console as an interactive learning environment. Users receive immediate feedback as they are guided through self-paced lessons in data science and R programming.

Functions (40)

AnswerTests

Answer Tests

InstallCourses

Installing Courses

any_of_exprs

Test that the user has entered one of several possible expressions.

bye

Exit swirl.

calculates_same_value

Test that the user's expression evaluates to a certain value.

delete_progress

Delete a user's progress

email_admin

Send diagnostic email to swirl admin

expr_creates_var

Test that a new variable has been created.

expr_identical_to

Test that the user has entered a particular expression.

expr_is_a

Test that the expression itself is of a specific class.

expr_uses_func

Test that a particular function has been used.

func_of_newvar_equals

Test the result of a computation applied to a specific (user-named) variable created in a previous question.

info

Display a list of special commands.

install_course

Install a course from The swirl Course Network or install a course from a local .swc file.

install_course_directory

Install a course from a course directory

install_course_dropbox

Install a course from a zipped course directory shared on Dropbox

install_course_github

Install a course from a GitHub repository

install_course_google_drive

Install a course from a zipped course directory shared on Google Drive

install_course_url

Install a course from a url that points to a zip file

install_course_zip

Install a course from a zipped course folder

install_from_swirl

Install a course from the official course repository

is_robust_match

Recursively expand both the correct expression and the user's expression and test for a match. CAUTION: May raise errors, as in rmatch_calls.

main

Return to swirl's main menu.

nxt

Begin the upcoming question or unit of instruction.

omnitest

Test for a correct expression, a correct value, or both.

play

Tell swirl to ignore console input for a while.

reset

Start over on the current script question.

restart

Restart the current swirl lesson.

rmatch_calls

Recursively expand match calls in an expression from the bottom up.

select_language

Select a language

skip

Skip the current unit of instruction.

submit

Submit the active R script in response to a question.

swirl

An interactive learning environment for R and statistics.

swirl_options

Get swirl options

uninstall_all_courses

Uninstall all courses

uninstall_course

Uninstall a course

val_has_length

Test that the value of the expression has a particular length.

val_matches

Test that the user's expression matches a regular expression.

var_is_a

Test that the value of the expression is of a specific class.

zip_course

Zip a course directory

swirl

Learn R, in R

v2.4.5

MIT + file LICENSE

Authors

Sean Kross [aut, cre], Nick Carchedi [aut], Bill Bauer [aut], Gina Grdina [aut], Filip Schouwenaars [ctb], Wush Wu [ctb]

Initial release

swirl

Functions (40)

swirl

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