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Re: How to get Tooltip value

  • To: mathgroup at smc.vnet.net
  • Subject: [mg112903] Re: How to get Tooltip value
  • From: Patrick Scheibe <pscheibe at trm.uni-leipzig.de>
  • Date: Tue, 5 Oct 2010 05:35:43 -0400 (EDT)

Hi,

take your example, check the InputForm of the resulting graphics, think
about what you want and write it down:

f[x_] := 1/x^2
Plot[f[x], {x, 0, 100}] /. 
 Line[pts_] :> (Tooltip[Line[#], 
      "Value of x is: " <> ToString@First@First@#] & /@ 
    Partition[pts, 2, 1])

Cheers
Patrick

On Mon, 2010-10-04 at 06:04 -0400, James Brown wrote:
> Is there  a way to extract the value of a variable and display it with 
> Tooltip?
> Example:
> f[x_] := 1/x^2
> Plot[Tooltip[f[x],"Value of x is:" "(wish I knew)"],{x,0,100}]
> 
> Thanks... Jim 
> 
> 



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