Skip to content

Instantly share code, notes, and snippets.

@p-b-west

p-b-west/gist:f8601618c51c8e22ba4e

Last active December 5, 2015 11:48
Show Gist options
  • Save p-b-west/f8601618c51c8e22ba4e to your computer and use it in GitHub Desktop.
Save p-b-west/f8601618c51c8e22ba4e to your computer and use it in GitHub Desktop.
Download ZIP
ruby inject examples
Raw
gistfile1.txt
# This example from RubyMonk Ruby Primer:Ascent 7.1 in the discussion on 'inject'.
def occurrences(str)
str.scan(/\w+/).inject(Hash.new(0)) do |build, word|
# Changing Hash.new(0) to {} breaks this
build[word.downcase] +=1
build
end
end
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment