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Re: Using .evf files programmatically [message #56764 is a reply to message #56762]

Tue, 13 November 2007 08:43

Jean H.
Messages: 472
Registered: July 2006

Senior Member

> Well, evf attributes appear to be saved in a .dbf file like they are
> for shapefiles. There's an ENVI routine to write DBF files for evf
> attributes, but there doesn't seem to be a routine to read one. So I
> am assuming they intend for you to read the dbf files using ODBC
> methods? If so, since i know next to nothing about ODBC I'd be pretty
> tempted to just forget about the evf file and go back to reading the
> shapefile directly using the IDLffShape object. You can find some
> good examples of doing that here:
>
> http://www.dfanning.com/map_tips/shapefile.html
>
> Hope that helps,
> Jeff

Similarly, you can access the evf file and use the shapefile reader to
read the dbf (only) that is associated with your evf file...

Jean

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[Message index]

		Re: Using .evf files programmatically By: Matt[1] on Tue, 13 November 2007 09:32
		Re: Using .evf files programmatically By: Jean H. on Tue, 13 November 2007 08:43
		Re: Using .evf files programmatically By: Jeff N. on Mon, 12 November 2007 12:40

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