Groups > comp.graphics.apps.gnuplot > #4665

Re: rgb

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From	Karl Ratzsch <mail.kfr@gmx.net>
Newsgroups	comp.graphics.apps.gnuplot
Subject	Re: rgb
Date	Tue, 30 Apr 2024 21:30:48 +0200
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Am 30.04.2024 um 10:35 schrieb db:
> On Tue, 30 Apr 2024 07:12:42 +0200, Jörg Buchholz wrote:
> 
>> On 29.04.2024 16:50, db wrote:
>>> In a script intended to plot two sets of data points,
>>> the plotting statement is
>>>
>>> plot 'plotII.dat'  w p pt 7 rgb "blue",\
>>>       'plotIII.dat' w p pt 7 rgb "red"
>>>
>>> This produces the following error message.
>>>
>>> gnuplot> plot 'plotII.dat'  w p pt 7 rgb "blue", 'plotIII.dat' w p pt 7
>>> rgb "red"
>>>                                       ^
>>>           line 0: unexpected or unrecognized token: rgb
>>>
>>> But if I remove the second half, from the comma onwards, it does plot
>>> the first set as blue points.
>>> Why is this, and what should I do?
>>>
>>>
>> morning,
>>
>> you must put a "lc" for linecolor in front of the rgb.
>>
>> plot 'plotII.dat'  w p pt 7 lc rgb "blue",\
>>       'plotIII.dat' w p pt 7 lc rgb "red"
>>
>> Jörg
> 
> Thank you, that works. I wonder why it works for
> just one without the lc.
> 

Doesn't work here, neither with 5.4 or 6.0

gnuplot> plot '+' w p pt 7 rgb 'blue'
                            ^
          unexpected or unrecognized token: rgb

or an ancient 4.6

gnuplot> plot '+' w p pt 7 rgb 'blue'
                            ^
          ';' expected

Best, Karl

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rgb db <dieterhansbritz@gmail.com> - 2024-04-29 14:50 +0000
  Re: rgb Jörg Buchholz <bookwood4new@freenet.de> - 2024-04-30 07:12 +0200
    Re: rgb db <dieterhansbritz@gmail.com> - 2024-04-30 08:35 +0000
      Re: rgb Karl Ratzsch <mail.kfr@gmx.net> - 2024-04-30 21:30 +0200

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