Getting class of different data types in R Programming – class() Function Improve Improve Like Article Like Save Share Report class() function in R Language is used to return the class of data used as the arguments. Syntax: class(x) Parameters: x: specified data Example 1: # R program to illustrate # class function # Specifying "Biochemical oxygen demand" # data set x <- BOD x # Calling class() function class(x) Output: Time demand 1 1 8.3 2 2 10.3 3 3 19.0 4 4 16.0 5 5 15.6 6 7 19.8 [1] "data.frame" Example 2: # R program to illustrate # class function # Calling class() function # over different types of data class(2) class(2.8) class("3") class("gfg") class(1 + 2i) Output: [1] "numeric" [1] "numeric" [1] "character" [1] "character" [1] "complex" Last Updated : 12 Jun, 2020 Like Article Save Article Previous Convert an Object into a Vector in R Programming - as.vector() Function Next Getting type of different data types in R Programming - typeof() Function Share your thoughts in the comments Add Your Comment Please Login to comment...