R/hello.R

In Yasuu19/mypackage_b: Package VY : mypackageb

# Hello, world!
#
# This is an example function named 'hello'
# which prints 'Hello, world!'.
#
# You can learn more about package authoring with RStudio at:
#
#   http://r-pkgs.had.co.nz/
#
# Some useful keyboard shortcuts for package authoring:
#
#   Install Package:           'Ctrl + Shift + B'
#   Check Package:             'Ctrl + Shift + E'
#   Test Package:              'Ctrl + Shift + T'

hello <- function() {
  print("Hello, world!")
}

double <- function(x){
  return (x*2)
}

cadeau <- function(prenom){
  paste("Mon/ma chère", prenom, "je vous offre un spoil de votre note de DS de R : 0/20. Passez une bonne journée :)")
}


cadeau ("")