Get Summary of Results produced by Functions in R Programming - summary() Function Last Updated : 15 Jul, 2025 Comments Improve Suggest changes 1 Likes Like Report summary() function in R Language is a generic function used to produce result summaries of the results of various model fitting functions. Syntax: summary(object, maxsum) Parameters: object: R object maxsum: integer value which indicates how many levels should be shown for factors Example 1: Python3 # R program to illustrate # summary function # Initializing a character and # integer vector x <- c("GFG", "gfg", "Geek", "Geeks") y <- c(1, 2, 3, 4) # Calling summary() function summary(x) summary(y) Output: Length Class Mode 4 character character Min. 1st Qu. Median Mean 3rd Qu. Max. 1.00 1.75 2.50 2.50 3.25 4.00 Example 2: Python3 # R program to illustrate # summary function # Initializing a data set state.region # Calling summary() function to # get the factor for above data set # Getting all the possible levels summary(state.region) # Getting maximum 3 levels summary(state.region, maxsum = 3) Output: [1] South West West South West [6] West Northeast South South South [11] West West North Central North Central North Central [16] North Central South South Northeast South [21] Northeast North Central North Central South North Central [26] West North Central West Northeast Northeast [31] West Northeast South North Central North Central [36] South West Northeast Northeast South [41] North Central South South West Northeast [46] South West South North Central West Levels: Northeast South North Central West Northeast South North Central West 9 16 12 13 South West (Other) 16 13 21 Create Quiz Comment K Kanchan_Ray Follow 1 Improve K Kanchan_Ray Follow 1 Improve Article Tags : R Language R Functions R Object-Function Explore 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 File HandlingFile Handling in R Programming 3 min read Reading Files in R Programming 9 min read Writing to Files in R Programming 2 min read Working with Binary Files in R Programming 5 min read Like