Re: How to read a data file in text format?_from a new learner
- To: mathgroup at smc.vnet.net
- Subject: [mg62376] Re: [mg62334] How to read a data file in text format?_from a new learner
- From: "David Annetts" <davidannetts at aapt.net.au>
- Date: Tue, 22 Nov 2005 04:42:24 -0500 (EST)
- Sender: owner-wri-mathgroup at wolfram.com
Hi,
> I want to import a data file that produced by
> spectrometer into mathemathica and fit the data. The file is
> in text format ("data.txt").
> The data in the file is characters: first line:some descriptions.
> second line: 200, 45.5. third line: 201,44.3. and so on. If
> you open the file "data.txt", you will see:
> transmission ratio by UV-3150
> 200, 45.5
> 201,44.3
> 202,44.6
> 203,46.7
> ...
> 1,000,75.5
> 1,000,76.3
> How to import these data in to mathematica 5.0 and plot the figure?
> Thank you very much
You can do this using
inu = OpenRead["data.txt"]
hdr = Read[inu, Record];
dat = ReadList[inu, {Number, Number}];
Close[inu];
ListPlot[dat];
No deep thinking required, only basic reading.
Regards,
Dave.