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Re: [Help-glpk] Connecting GLPK to Excel

From: xypron
Subject: Re: [Help-glpk] Connecting GLPK to Excel
Date: Sat, 24 Apr 2010 06:54:55 -0700 (PDT)

Hello Aly,

GLPK can read csv files, see examples/csv/transp_csv.mod and doc/tables.pdf
in GLPK 4.43.
GLPK expect the decimal delimitor to be a point and the field separator to
be a comma.
If Excel does not save in this format you may change your Windows region
settings to

You can use ODBC to connect to Excel.
has an example.
My Windows XP ODBC driver only supported the Excel 97 format.

Best regards


Aly Megahed wrote:
> Hi All,
> I hope you are doing well. Your previous help concerning the details of
> connecting GLPK/MathProg to Access worked greatly.
> Now, do you mind writing me (and all users) detailed instructions and an
> example of how to connect it to Excel (either through that csv or dbf, or
> whatever) in order to be able to get data from Excel and send variable
> values back there?
> I use GLPK_4_41.dll and glpsol.exe.
> Your help is greatly appreciated.
> Best,
> Aly

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