Convert a Vector into Factor in R Programming – as.factor() Function Last Updated : 08 Nov, 2021 Improve Improve Like Article Like Save Share Report as.factor() function in R Programming Language is used to convert the passed object(usually Vector) into a Factor. Syntax: as.factor(object) Parameters: Object: Vector to be converted as.factor() Function in R Example Example 1: Convert a Factor in R R # Creating a vector x<-c("female", "male", "male", "female") # Using as.factor() Function # to convert vector into factor as.factor(x) Output: [1] female male male female Levels: female male Example 2: Using as.factor() function to the character object containing numbers Here we are applying this function to the integer vector R data <- c("11.1", "3.11", "32.2", "2.2") as.factor(data) Output: [1] 11.1 3.11 32.2 2.2 Levels: 11.1 2.2 3.11 32.2 Like Article Suggest improvement Previous Get a List of Numbers in the Specified Range in R Programming - seq.int() Function Next Convert an Unordered Factor to an Ordered Factor in R Programming - as.ordered() Function Share your thoughts in the comments Add Your Comment Please Login to comment...