Check for Presence of Common Elements between Objects in R Programming – is.element() Function Last Updated : 15 Jun, 2020 Improve Improve Like Article Like Save Share Report is.element() function in R Language is used to check if elements of first Objects are present in second Object or not. It returns TRUE for each equal value. Syntax: is.element(x, y) Parameters: x and y: Objects with sequence of items Example 1: # R program to illustrate # the use of is.element() function # Vector 1 x1 <- c(1, 2, 3) # Vector 2 x2 <- c(1:6) # Calling is.element() Function is.element(x1, x2) is.element(x2, x1) Output: [1] TRUE TRUE TRUE [1] TRUE TRUE TRUE FALSE FALSE FALSE Example 2: # R program to illustrate # the use of is.element() function # Data frame 1 data_x <- data.frame(x1 = c(5, 3, 7), x2 = c(1, 4, 2)) # Data frame 2 data_y <- data.frame(y1 = c(2, 3, 4), y2 = c(1, 4, 2), y3 = c(3, 4, 5)) # Calling is.element() Function is.element(data_x, data_y) is.element(data_y, data_x) Output: [1] FALSE TRUE [1] FALSE TRUE FALSE Like Article Suggest improvement Previous Get or Set names of Elements of an Object in R Programming - names() Function Next Check if Two Objects are Equal in R Programming - setequal() Function Share your thoughts in the comments Add Your Comment Please Login to comment...