class String

Public Instance Methods

first() click to toggle source
# File lib/benford.rb, line 56
def first
  self.to_i.to_s[0,1]
end
is_numeric?() click to toggle source
# File lib/benford.rb, line 60
def is_numeric?
  self.to_s.match(/\A[+-]?\d+?(\.\d+)?\Z/) == nil ? false : true 
end