Check if an Object is of Type Character in R Programming – is.character() Function Improve Improve Like Article Like Save Share Report is.character() function in R Language is used to check if the object passed to it as argument is of character type. Syntax: is.character(x) Parameters: x: Object to be checked Example 1: # R program to check if # object is a character # Creating a vector x1 <- 4 x2 <- c("a", "b", "c", "d") x3 <- c(1, 2, "a", 3, "b") # Calling is.character() function is.character(x1) is.character(x2) is.character(x3) Output: [1] FALSE [1] TRUE [1] TRUE Example 2: # R program to check if # object is a character # Creating a matrix x1 <- matrix(letters[1:9], 3, 3) # Calling is.character() function is.character(x1) Output: [1] TRUE Last Updated : 16 Jun, 2020 Like Article Save Article Previous Display the internal Structure of an Object in R Programming - str() Function Next Check if an Object is of Type Integer in R Programming - is.integer() Function Share your thoughts in the comments Add Your Comment Please Login to comment...