Introduction to functions

When to use functions

• for common tasks and computations
• helps to structure code
• to reduces code redundancies
• for integration into packages with documentation

function syntax

myFunction <- function(arg1, arg2){
  X <- arg1 + arg2
  result <- sqrt(X)
  return(result)
}

# executing the function
a <- myFunction(arg1 = 8, arg2 = 10)
a

[1] 4.242641