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Re: List & Plot: do they parse options differently?

• To: mathgroup at smc.vnet.net
• Subject: [mg128185] Re: List & Plot: do they parse options differently?
• From: Bob Hanlon <hanlonr357 at gmail.com>
• Date: Sat, 22 Sep 2012 02:46:46 -0400 (EDT)
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• References: <20120921081425.495C56854@smc.vnet.net>

Unlike ListPlot, Plot has attribute HoldAll. Consequently, for Plot
you need to use Evaluate.

Attributes /@ {ListPlot, Plot}

{{Protected}, {HoldAll, Protected}}

Clear[s];
s = ImageSize -> Small;
ListPlot[{1, 2, 3}, s]
Plot[x, {x, 0, 3}, Evaluate[s]]


Bob Hanlon


On Fri, Sep 21, 2012 at 4:14 AM, James Stein <james at stein.org> wrote:
> I may have temporary blindness, but I fail to see why the call to Plot
> fails here:
>
> Clear [ s ] ;
> s = ImageSize -> Small;
> ListPlot [ {  1, 2, 3 } ,  s ]
> Plot [ x,  { x, 0, 3 } ,  s ]
>

• References:
  • List & Plot: do they parse options differently?
    • From: James Stein <james@stein.org>