Remove Objects from Memory in R Programming - rm() Function Last Updated : 15 Jul, 2025 Suggest changes Share 1 Likes Like Report rm() function in R Language is used to delete objects from the memory. It can be used with ls() function to delete all objects. remove() function is also similar to rm() function. Syntax: rm(x) Parameters: x: Object name Example 1: Python3 1== # R Program to remove # objects from Memory # Creating a vector vec <- c(1, 2, 3, 4) vec # Creating a list list1 = list("Number" = c(1, 2, 3), "Characters" = c("a", "b", "c")) list1 # Creating a matrix mat <- matrix(c(1:9), 3, 3) mat # Calling rm() Function rm(list1) # Calling ls() to check object list ls() Output: [1] 1 2 3 4 $Number [1] 1 2 3 $Characters [1] "a" "b" "c" [, 1] [, 2] [, 3] [1, ] 1 4 7 [2, ] 2 5 8 [3, ] 3 6 9 [1] "mat" "vec" Example 2: Python3 1== # R Program to remove # objects from Memory # Creating a vector vec <- c(1, 2, 3, 4) # Creating a list list1 = list("Number" = c(1, 2, 3), "Characters" = c("a", "b", "c")) # Creating a matrix mat <- matrix(c(1:9), 3, 3) # Calling rm() Function # to remove all objects rm(list = ls()) # Calling ls() to check object list ls() Output: character(0) N nidhi_biet Follow 1 Article Tags : R Language R Object-Function Explore R Tutorial | Learn R Programming Language 4 min read IntroductionR Programming Language - Introduction 4 min read Interesting Facts about R Programming Language 4 min read R vs Python 5 min read Environments in R Programming 3 min read Introduction to R Studio 4 min read How to Install R and R Studio? 4 min read Creation and Execution of R File in R Studio 5 min read Clear the Console and the Environment in R Studio 2 min read Hello World in R Programming 2 min read Fundamentals of RBasic Syntax in R Programming 3 min read Comments in R 3 min read R-Operators 5 min read R-Keywords 2 min read R-Data Types 5 min read VariablesR Variables - Creating, Naming and Using Variables in R 5 min read Scope of Variable in R 5 min read Dynamic Scoping in R Programming 5 min read Lexical Scoping in R Programming 4 min read Input/OutputTaking Input from User in R Programming 7 min read Printing Output of an R Program 4 min read Print the Argument to the Screen in R Programming - print() Function 2 min read Control FlowControl Statements in R Programming 4 min read Decision Making in R Programming - if, if-else, if-else-if ladder, nested if-else, and switch 3 min read Switch case in R 2 min read For loop in R 5 min read R - while loop 5 min read R - Repeat loop 2 min read goto statement in R Programming 2 min read Break and Next statements in R 3 min read FunctionsFunctions in R Programming 5 min read Function Arguments in R Programming 4 min read Types of Functions in R Programming 6 min read Recursive Functions in R Programming 4 min read Conversion Functions in R Programming 4 min read Data StructuresData Structures in R Programming 4 min read R Strings 6 min read R-Vectors 4 min read R-Lists 6 min read R - Array 7 min read R-Matrices 10 min read R-Factors 4 min read R-Data Frames 6 min read Object Oriented ProgrammingR-Object Oriented Programming 7 min read Classes in R Programming 3 min read R-Objects 3 min read Encapsulation in R Programming 3 min read Polymorphism in R Programming 6 min read R - Inheritance 7 min read Abstraction in R Programming 3 min read Looping over Objects in R Programming 5 min read S3 class in R Programming 8 min read Explicit Coercion in R Programming 3 min read Error HandlingHandling Errors in R Programming 3 min read Condition Handling in R Programming 5 min read Debugging in R Programming 3 min read My Profile ${profileImgHtml} My Profile Edit Profile My Courses Join Community Transactions Logout Like