[Info-vax] VMS Software Q1 '23 Update

Simon Clubley clubley at remove_me.eisner.decus.org-Earth.UFP
Wed Feb 1 08:17:06 EST 2023


On 2023-01-31, Stephen Hoffman <seaohveh at hoffmanlabs.invalid> wrote:
> On 2023-01-31 14:07:05 +0000, Simon Clubley said:
>
>> I would not disagree with that. Having never really used DEC Basic, I 
>> had forgotten about them until you brought them up.
>> 
>> Did they exist back in the V4 days when David started writing his code ?
>
> VAX/VMS V3.x BASIC apps usually used integers, and used numeric strings 
> via the VAX/VMS RTLs.
>

Actually, the V4 reference here was to RSTS/E, not VAX/VMS... :-)

Interesting story however, and shows just how easy it is to screw up
using FP.

Something just occurred to me while writing this: does the latest solution
to everything :-) (ie: Rust) still allow you to directly compare two floating
point numbers ?

Based on a quick search, the answer would appear to be yes, which was
a bit of a surprise...

Simon.

-- 
Simon Clubley, clubley at remove_me.eisner.decus.org-Earth.UFP
Walking destinations on a map are further away than they appear.



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