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Comment by sharkbrainguy

No, Javascript is not "just scheme" with a few bad design decisions. They have significant differences.

Scheme has:

  call-with-current-continuation http://people.csail.mit.edu/jaffer/r4rs_8.html#IDX509
  Tail Call Optimisation
  A numeric tower http://people.csail.mit.edu/jaffer/r4rs_8.html#SEC50
  A Code/Data equivalence and therefore macros
  Ports
Javascript has:

  Prototypal inheritance
  Every 'object' is mutable bag of string indexed properties
There's a pile of differences, even just at the semantic level before you get into the syntax or the equivalence semantics.

I understand that if you take a specific subset of javascript, you can write code as-though it has some scheme semantics (minus call/cc and TCO), but that's true to a similar extent of any language with lexical scope, closures and anonymous functions.

parent sharkbrainguy 14 years ago

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