Documentation in r

Object documentation is a type of reference documentation. ... R provides a standard way of documenting the objects in a package: you write . Rd files in the man/ directory. These files use a custom syntax, loosely based on LaTeX, and are rendered to HTML, plain text and pdf for viewing.

1. How do I view documents in R?
2. What is a documentation package?
3. How do you do documentation in R?
4. What are the functions of documentation?
5. What is Roxygen in R?
6. How do you package a file in R?
7. How do you get documentation of an installed and loaded R package?
8. What is DIR in R?
9. What is the Cran?
10. What is document Info in Word?
11. Why is the document an important historical document?
12. What does @param mean in R?
13. What is .RD file in R?
14. How do you add a Roxygen in R?

How do I view documents in R?

help operator in R provide access to the documentation pages for R functions, data sets, and other objects, both for packages in the standard R distribution and for contributed packages. To access documentation for the standard lm (linear model) function, for example, enter the command help(lm) or help("lm") , or ?

What is a documentation package?

Documentation Package means a compilation of historically significant records including, but not limited to, command operation reports, war diaries, and deck logs.

How do you do documentation in R?

Use the File -> New -> R Documentation command in RStudio. This command will allow you to specify the name of an existing function or dataset to use as the basis for the Rd file or alternatively will create a new empty Rd file.

What are the functions of documentation?

The purpose of a document is to facilitate the transfer of information from its author to its readers. It is the author's job to design the document so that the information it contains can be interpreted accurately and efficiently. To do this, the author can make use of a set of stylistic tools.

What is Roxygen in R?

Roxygen2 dynamically inspects the objects that it's documenting, so it can automatically add data that you'd otherwise have to write by hand. It abstracts over the differences in documenting S3 and S4 methods, generics and classes so you need to learn fewer details.

How do you package a file in R?

To add documentation to an R package, you need to create a subdirectory “ man ” containing a set of files, one per function, in a special R Documentation format ( . Rd ). These will be the source for the documentation for each function; R processes them to create plain text, PDF, and HTML versions.

How do you get documentation of an installed and loaded R package?

Once installed, you can get a list of all the functions in the package. If the package is on CRAN, you will find documentation in PDF format of all functions inside a page like https://cran.r-project.org/web/packages/package_name . Recall you can access this documentation in HTML format with the help function.

What is DIR in R?

dir(path) The dir R function returns a character vector of file and/or folder names within a directory. The basic syntax for dir in R is illustrated above.

What is the Cran?

The “Comprehensive R Archive Network” ( CRAN ) is a collection of sites which carry identical material, consisting of the R distribution(s), the contributed extensions, documentation for R, and binaries.

What is document Info in Word?

Document properties, also known as metadata, are details about a file that describe or identify it. They include details such as title, author name, subject, and keywords that identify the document's topic or contents.

Why is the document an important historical document?

Historical documents, also known as primary sources, are most often produced around the time of the events you are studying and provides direct or firsthand evidence about an event, object, person, or work of art. They can reflect what their creator observed or believed about the event.

What does @param mean in R?

@param name description describes the inputs to the function. The description should provide a succinct summary of the type of the parameter (e.g. a string, a numeric vector), and if not obvious from the name, what the parameter does.

What is .RD file in R?

Object documentation is a type of reference documentation. ... R provides a standard way of documenting the objects in a package: you write . Rd files in the man/ directory. These files use a custom syntax, loosely based on LaTeX, and are rendered to HTML, plain text and pdf for viewing.

How do you add a Roxygen in R?

Inserting a skeleton - Do this by placing your cursor anywhere in the function you want to document and click Code Tools -> Insert Roxygen Skeleton (default keyboard shortcut Ctrl+Shift+Alt+R ).