Keypad 1.0.1
The Keypad module provides methods to determine all sequences of letters associated to a given number according to standard phone keypad. The "inverse" function, i.e., find the digits corresponding to a certain word, is also provided.
          Gemfile:
          =
        
        
          install:
          =
        
      Runtime Dependencies (1):
            Cartesian
            >= 0.1.0
          
    