Why is else evil? I can see how it might be pragmatic to avoid it in a language without contracts, but I'm having trouble seeing evil.
Robby On Fri, Sep 16, 2011 at 10:52 AM, Shriram Krishnamurthi <[email protected]> wrote: > I introduced templates today. Almost as if on cue, one student asked > whether he could use else instead of (cons? l). I told them I was > going to make a MORAL judgment about why it was EVIL, and spent ten > minutes talking about all that. > > As class ended, one of my students came up and said, > > "So why doesn't the Racket language Web site agree with you?" > > http://docs.racket-lang.org/guide/Lists__Iteration__and_Recursion.html > > (Look for "[else".) > > Shriram > _________________________________________________ > For list-related administrative tasks: > http://lists.racket-lang.org/listinfo/dev > _________________________________________________ For list-related administrative tasks: http://lists.racket-lang.org/listinfo/dev
