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From: aland@servio.slc.com (Alan Darlington)
Subject: Re: Smalltalk-80: The Language
Message-ID: <1995Dec22.192242.13114@slc.com>
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Date: Fri, 22 Dec 1995 19:22:42 GMT
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dbuck@superior.carleton.ca (Dave Buck) writes:
<snip> 
>   The basic Smalltalk syntax has changed little since the publication of
>   the Blue Book.  The only major changes are:
>      - addition of temporaries within blocks
>      - addition of double precision float literals
>      - support for class instance variables
>      - change of assignment symbol to :=
>      - underscores are now allowed in identifiers
> 
>   There may be a few other changes that I can't remember right now.
<snip>


Another important change (at least to me :-) was the enhancement of
symbol specification to allow arbitrary strings (i.e. #'!?!' ).

  Cheers,
  Alan

