Menu
Coddy logo textTech
START LEARNING
flag En iconEnglishdown icon

What is R?

Part of the Fundamentals section of Coddy's R journey — lesson 1 of 78.

R is a powerful programming language specifically designed for statistical computing and data analysis. It's widely used by data scientists, statisticians, and researchers around the world to work with data, perform calculations, and create insights.

challenge icon

Challenge

Easy

Press the run code button to run your first code in R

Cheat sheet

R is a programming language designed for statistical computing and data analysis.

Try it yourself

print("Welcome to R programming!")

All lessons in Fundamentals

1Introduction to R

What is R?Hello WorldComments in R

4Operators Part 2

Logical Operators (AND, OR)Logical Operators Part 2 (NOT)Recap - Simple LogicVectorized Logic Part 1Vectorized Logic Part 2

7Bill Split Calculator

Welcome MessageGetting User InputProject lessonCalculating The Tip And TotalProject lessonSplitting The BillProject lessonFormatted Output (sprintf)Project lesson

10FizzBuzz with a Twist

Game OverviewThe FizzBuzz FunctionProject lessonLooping Through NumbersProject lessonAdding The TwistProject lesson

13Vectors Advanced

Vector Slicing and IndexingLogical IndexingVector Arithmetic & RecyclingThe %in% Operator

2Variables and Data Types

Numeric Data TypeInteger Data TypeCharacter Data TypeLogical Data TypeChecking Data TypesNaming ConventionsMissing Values: NARecap - Variable Creation

5Decision Making

If StatementIf - ElseRecap - Simple CalculatorNested If - Else

8Loops

For LoopWhile LoopBreakNext (Continue)Recap - FactorialSequence Generation (seq, :)Nested LoopsRecap - Dynamic Input

11Vectors

Creating Vectors with c()Accessing Vector ElementsModifying VectorsVector OperationsRecap - Price VectorRecap - Reversed VectorNamed Vectors

14Lists in R

Creating ListsAccessing List ElementsModifying ListsNamed ListsRecap - Product List

3Operators Part 1

Arithmetic OperatorsInteger Division and ModuloAssignment OperatorsRecap - Simple MathComparison Operators

6Basic IO

Print OutputCat for OutputOutput With VariablesReading Input with readline()Type Conversion BasicsRecap - Age CalculatorRecap - True or False

9Functions

Declaring a FunctionFunction ArgumentsReturn ValuesRecap - Sigma FunctionRecap - Validation FunctionDefault Parameter Values

12Iterating Over Sequences

Iterating Over Vector ElementsUsing seq_along()Iterating Characters (strsplitString Manipulation Functions

15Final Challenges

Flat Asterisk PyramidPattern FinderWhat To Buy