class String

Public Instance Methods

letters() click to toggle source
# File lib/palindex.rb, line 9
def letters
  self.chars.select { |c| c.match(/a-zA-Z/i)}.join
end
palindrome?() click to toggle source
# File lib/palindex.rb, line 5
def palindrome?
  processed_content == processed_content.reverse
end

Private Instance Methods

processed_content() click to toggle source
# File lib/palindex.rb, line 15
def processed_content
  self.scan(/[a-z]/i).join.downcase
end