1: class Object
    2:   def method_missing m, *a, &b
    3:     r = /^#{m}/
    4:     t = (methods + private_methods).sort.find{|e|r=~e}
    5:     t ? __send__(t, *a, &b) : super
    6:   end
    7: 
    8:   def h(a='H', b='w', c='!')
    9:     puts "#{a}ello, #{b}orld#{c}"
   10:   end
   11: end