view 1-Ruby/truthiness.rb @ 103:98be775c533c default tip

An odd "non-determinism" example from StackOverflow It is clever, but doesn't make much sense as to how it gets its results
author IBBoard <dev@ibboard.co.uk>
date Sun, 14 Jul 2019 13:44:13 +0100
parents 8d46064c9afc
children
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#! /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