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Re: Optional printouts using flag?

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jonas.thornvall@gmail.com wrote on 11 Sep 2015 in comp.lang.javascript:

> Den fredag 11 september 2015 kl. 11:25:05 UTC+2 skrev Evertjan.:
>> jonas.thornvall@gmail.com wrote on 11 Sep 2015 in comp.lang.javascript:
>> 
>> > Sometimes when programming one wants traces of operation to be
>> > printout, to derive how a value was achieved, but in the general case
>> > one just want the result out within form. 
>> 
>> I don't think so, why would you want "traces of operation" on paper?
>> 
>> Perhaps you mean you want to see it in the console.log?
>> 
>> console.log('value of a is: ' + a);
>> 
>> > Is there a way to steer what rows should be interpretated/run by
>> > using a flag. 
>> 
>> if (debug=='on') console.log('value of a is: ' + a);
>> 
>> > It would be neat if one could use a none Javscript symbol at start
>> > of line 
>> 
>> What is a "none Javscript symbol"?
>> A "non-Javascript symbol"? 
>> A "known Javascript symbol"? 
>> 
>> Javascript essentially has no start-of-line.
>> The newline does not mean much.
>> 
>> Change the word "line" to "statement",
>> where statement" could also be a group of consecutive statements within
>> { }. 
>> 
>> 
>> > and then use a bolean flag  to tell the interpretator if that
>> 
>> script-interpretor I would say.
>> 
>> > line should be interpretated or not. 
>> 
>> if (debug=='on') { }; 
>> 
>> > That way you could swithch between extensive printouts, or just
>> > result. 
>> 
>> You clould also just disregard the console,
>> or have your printer throw the paper directly into the trach-bin.
>>   
>> > How is this usually resolved in Javascript, 
>> 
>> By debugging, see above.
>> 
>> You can also set and use breakpoints with the Developer Tool [usually
>> F12] 
>> 
>> > is there any language that
>> > support the kind of behaviour i suggest? 
>> 
>> The behavour is called "debugging",
>> if I understand your suggestion correctly.
>> 
>> I sugggest:
>> 
>> https://www.google.com/search?q=javascript+debugging+tutorial
>> 
>> > is there any language that
>> 
>> Only Javascript is on topic in this NH. 
>> Debugging is a general concept much much older than Javascript.
>> 
>> -- 
>> Evertjan.
>> The Netherlands.
>> (Please change the x'es to dots in my emailaddress)
> 
> By the way Evertjan, i did find the bug for the baseconversion it was
> rather silly. 

You do not make sense, this is no response to the above or to the subject of 
the tread.

This is usenet, not email, so try to follow Netiquette!

> If you find a base that gives wrong answer tell about it. For giant
> bases it can stall, but i have not found a base where the sanity check
> is not true. 
> 
> http://jt.node365.se/baseconversion11.html
> 



-- 
Evertjan.
The Netherlands.
(Please change the x'es to dots in my emailaddress)

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Thread

Optional printouts using flag? jonas.thornvall@gmail.com - 2015-09-11 00:37 -0700
  Re: Optional printouts using flag? "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2015-09-11 11:24 +0200
    Re: Optional printouts using flag? jonas.thornvall@gmail.com - 2015-09-11 02:55 -0700
      Re: Optional printouts using flag? "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2015-09-11 12:28 +0200
        Re: Optional printouts using flag? jonas.thornvall@gmail.com - 2015-09-11 07:23 -0700
          Re: Optional printouts using flag? jonas.thornvall@gmail.com - 2015-09-11 07:27 -0700
            Re: Optional printouts using flag? "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2015-09-11 16:42 +0200
              Re: Optional printouts using flag? jonas.thornvall@gmail.com - 2015-09-11 07:51 -0700
    Re: Optional printouts using flag? jonas.thornvall@gmail.com - 2015-09-11 02:58 -0700
      Re: Optional printouts using flag? "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2015-09-11 12:43 +0200

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