[erlang-questions] alternate forms for comparisons >= and =<

Dmitrii Dimandt dmitriid@REDACTED
Wed Mar 26 08:59:26 CET 2008

On Mar 26, 2008, at 4:09 AM, Richard A. O'Keefe wrote:
> On 23 Mar 2008, at 1:35 pm, Dave Peticolas wrote:
>> I keep finding myself using <= and => almost pathologically no matter
>> how many times I have to go back and change them to their only
>> supported
>> versions. Is adding support for <= and => a possibility? I'd be
>> willing
>> to do the work, with some guidance.
> In Prolog syntax, <= and => were reserved for arrows, and were used
> heavily in that role.  Strand copied Prolog and Erlang copied Strand.
> I can think of lots of possible uses for arrows in Erlang, so I'd be
> sorry to see them degenerate into mere alternatives for =< and >=.
> In fact as someone *reading* Erlang, I would be very sorry to see any
> alternatives for the standard comparison operators; there are already
> confusingly many versions of equality.

By the way, is there a page in the manual that describes all operators  
in Erlang and their uses? Because I'm often confused as to how to  
write equality, inequality etc.

More information about the erlang-questions mailing list