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MathGroup Archive 2007

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Re: data format on y axis

  • To: mathgroup at smc.vnet.net
  • Subject: [mg79972] Re: data format on y axis
  • From: Jean-Marc Gulliet <jeanmarc.gulliet at gmail.com>
  • Date: Fri, 10 Aug 2007 01:39:15 -0400 (EDT)
  • Organization: The Open University, Milton Keynes, UK
  • References: <f9eq81$png$1@smc.vnet.net>

Arkadiusz.Majka at gmail.com wrote:
> Hi,
> 
> Is it possible to use date format on y axis in ListPlot or
> DateListPlot, i.e if I have time coordinate on y, say in seconds
> {70,90,120,...}, I would prefer to see {00:01:10, 00:01:30,
> 00:02:00, ...}

You can convert a number to a date/time thanks to DateString. For instance,

In[1]:= y = {70, 90, 120};
DateString[#, "Time"] & /@ y

Out[2]= {"00:01:10", "00:01:30", "00:02:00"}

You will have to manage the tick marks with the options Ticks and 
TicksStyle or FrameTicks and FrameTicksStyle.

-- 
Jean-Marc



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