why cannot assign to function call
steve at holdenweb.com
Sun Jan 4 14:29:50 CET 2009
Wolfgang Strobl wrote:
> Derek Martin <code at pizzashack.org>:
>> It took me about a half a second to grasp the "named bins" concept --
>> i.e. as soon as I was finished reading the words that explained it I
>> understood it, so I'd say that based on your half-hour number,
>> Python's model is substantially more complicated.
> I don't think so. Personally, I started programming by punching Fortran
> IV statements into an IBM 26, submitting them as a batch job to an IBM
> 7090, so the "named bins" concept is quite heavily engraved into my
> brain. :-) But it didn't take me long to grasp (and enjoy!) the much
> more advanced concept of variable bindings in SNOBOL4, which is similar
> to Pythons, but predates Python quite some time.
> Chapter 6 : DATA TYPES AND CONVERSION
> Most other programming languages require the user to explicitly declare
> the type of data to be stored in a variable. In SNOBOL4, any variable
> may contain any data type. Furthermore, the variable's type may be
> freely altered during program execution. SNOBOL4 remembers what kind of
> data is in each variable.
> C:\e\spitbol>spitbol test.spt
> SPITBOL-386 Release 3.7(ver 1.30.16) Serial 20158
> (c) Copyright 1987-1997 Robert B. K. Dewar and Catspaw, Inc.
> Snobol/Spitbol Beispiel
Thanks for the memories. I developed the DECSystem-10 Spitbol
implementation. I had no idea support of the language continued up to
1997, as I switched to Icon when Griswold produced that and found it a
far superior language.
Steve Holden +1 571 484 6266 +1 800 494 3119
Holden Web LLC http://www.holdenweb.com/
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