#Just ordered the 2nd Edition (good old Amazon)...
···
Simon.Mullis@equinoxsolutions.com wrote:
#
#Woohoo!
just to tease 
irb(main):009:0> class Integer
irb(main):010:1> def ascii
irb(main):011:2> self.to_s[0]
irb(main):012:2> end
irb(main):013:1> end
=> nil
irb(main):014:0> 1.ascii
=> 49
irb(main):016:0> 0.upto(9) {|x| p x.ascii}
48
49
50
51
52
53
54
55
56
57
#
#SM
#
btw, you are fortunate. I do not have that book yet.
kind regards -botp