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Re: Need help passing string data using CALL_EXTERNAL. [message #37636]

Tue, 13 January 2004 23:48

R.Bauer
Messages: 1424
Registered: November 1998

Senior Member

JSpin wrote:
> I am attempting to pass 2 filenames (strings), 3 integers, and a
> double entered in the parameters section of CALL_EXTERNAL to a DLL I
> have created. I have no problems passing the integers and the double
> using the portable calling convention, but I am having significant
> difficulty figuring out how to pass strings. I have only recently
> begun to learn IDL, so I am not that familiar with it. Any help would
> be greatly appreciated. Thanks

Dear

The trick is to use strings as byte vectors.

Reimar

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