Mercurial > repos > other > SevenLanguagesInSevenWeeks
view 1-Ruby/truthiness.rb @ 60:643eec1f9e3a
Add a custom implementation of append/3
author | IBBoard <dev@ibboard.co.uk> |
---|---|
date | Wed, 27 Sep 2017 20:48:28 +0100 |
parents | 8d46064c9afc |
children |
line wrap: on
line source
#! /usr/bin/env ruby values = [ true, false, 1, 0, -1, 'some string', '', nil ] values.each do |val| text = if val == nil then "nil" else "'#{val}'" end puts "Val #{text} is truthy" if val puts "Val #{text} is falsy" unless val end