R Quick Syntax Reference: A Pocket Guide to the Language, APIs and Library

© Margot Tollefson 2019

Margot TollefsonR Quick Syntax Referencehttps://doi.org/10.1007/978-1-4842-4405-0_8

8. How to Use a Script or Function

Margot Tollefson¹ 

(1)

Stratford, IA, USA

 

While scripts are just listings of code stored outside of R, functions are objects of mode function and are stored in the workspace. Most functions require specific kinds of arguments, which must be input into the function correctly. For example, if a function calls for a matrix and a data.frame is input, the function will return an error. Since external tables are often read into the R workspace as data.frames, using a data.frame for a matrix is quite a common error. This chapter covers calling a function, using arguments in a function, and accessing the output of ...