Re: Non numerical x-axis in (Date)ListPlot?
- To: mathgroup at smc.vnet.net
- Subject: [mg78999] Re: Non numerical x-axis in (Date)ListPlot?
- From: Bill Rowe <readnewsciv at sbcglobal.net>
- Date: Sun, 15 Jul 2007 01:09:13 -0400 (EDT)
On 7/14/07 at 2:47 AM, maarten.vanderburgt at icos.be (Maarten van der
Burgt) wrote:
>I have two sets of data:
>dat1 = {{"A1",2},{"A2",3},{"A4",1}}
>dat2 ={{"A1",2.2},{"A2",2.9},{"A3",0.5},{"A4",1.1}}
>Is there a simple way I can plot these with the {"A1", "A2", "A3",
>"A4"} as equidistant tick marks/labels along the horizontal axis and
>a standard numerical vertical axis? Note the missing "A3" in dat1.
>I could not find anything in the options of ListPlot, or in the new
>(6.0) DateListPlot.
You can achieve what you want by using a custom Ticks specification. For ex=
ample,
ListPlot[dat1 /. {a_, b_} :> {ToExpression@StringDrop[a, 1], b},
Ticks -> {{#, "A" <> ToString@#} & /@ Range[4], Automatic},
PlotRange -> {{0, 5}, {0, 3.5}}]
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