[erlang-questions] Print Date

Tony Rogvall <>
Fri Nov 16 14:46:47 CET 2012


+1 
But maybe Lucky is some new kind of bot ?

/Tony

On 15 nov 2012, at 15:06, Henrik Nord <> wrote:

> Hi
> 
> Why not encourage users of Erlang, and just help them out, or ignore those questions that you deem to "easy" to be allowed to be asked on the mailing list.
> 
> There is really no reason to shout at a potential Erlang user of the year, just because he/she is just starting out with the language and does not know the ropes yet. Maybe its her first language? first time trying to program anything?, do you want to be responsible for scaring users away from the community?
> 
> BE NICE ON THE MAILING LIST PLEASE
> 
> 
> To Lucky:
> www.erlang.org contains a lot of information including, but not limited to, the documentation.
> http://www.erlang.org/erldoc
> 
> There is also http://learnyousomeerlang.com/ for a guide and a first look at the language.
> 
> Erlang solutions also provides courses both E-lerning and classroom
> 
> https://www.erlang-solutions.com/services/training
> 
> 
> 
> On 2012-11-14 23:25, Richard O'Keefe wrote:
>> On 15/11/2012, at 5:06 AM, Lucky wrote:
>> 
>>> Hi Erlang Developers'
>>> 
>>> I'm stuck here, I am trying to print date which is in this format "2012/04/23" using io:format/2, but I want it to be printed like this: 2012/04/23 without invited commas, how do I go about resolving this?
>> READ THE MANUAL!
>> 
>> Specifically http://www.erlang.org/doc/man/io.html#format-2
>> 
>> Ask yourself, "how did those quotation marks get there?  What did I to that
>> made io:format/2 think I was ASKING for them?"
>> 
>> It looks to me as though you used ~p when you meant ~s,
>> and in particular it looks to me as though you very likely
>> just want to do
>> 	io:put_chars(IoDevice, "2012/04/23")
>> and not involve io:format/2 at all.  (Like in C you'd use fputs() rather
>> than fprintf().)
>> 
>> 1> io:format(standard_io, "~p~n", ["2012/04/23"]).
>> "2012/04/23"
>> ok
>> 2> io:format(standard_io, "~s~n", ["2012/04/23"]).
>> 2012/04/23
>> ok
>> 3> io:put_chars(standard_io, "2012/04/23"), io:nl(standard_io).
>> 2012/04/23
>> ok
>> 
>> Before posting one more question, PLEASE try reading the manual.
>> 
>> _______________________________________________
>> erlang-questions mailing list
>> 
>> http://erlang.org/mailman/listinfo/erlang-questions
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> 
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