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Re: file_lines and expand path [message #49632 is a reply to message #49630]

Fri, 04 August 2006 09:39

James Kuyper
Messages: 425
Registered: March 2000

Senior Member

FL wrote:
> Hi,
>
> I am implementing file_lines in FL and was wondering what to return when
> the input path expands to multiple files. The IDL reference guide says
> nothing. I have run IDL and got curious result:
>
> IDL> help, file_lines('*.pro')
> <Expression> LONG64 = 15
>
> I have 448 .pro files in the current directory, with a total of 10k lines.
> IDL seems to be randomly picking a single file and reporting its length
> (probably the first match in readdir()).
>
> What do you expect to get?
>
> Possibilities:
>
> 1. never expand (but why do we have NOEXPAND then?)

So that you can open files which have names containing characters that
happen to be wildcard characters.

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[Message index]

		Re: file_lines and expand path By: Paul Van Delst[1] on Mon, 07 August 2006 11:27
		Re: file_lines and expand path By: greg michael on Mon, 07 August 2006 07:22
		Re: file_lines and expand path By: FL on Mon, 07 August 2006 03:46
		Re: file_lines and expand path By: Paul Van Delst[1] on Fri, 04 August 2006 15:50
		Re: file_lines and expand path By: James Kuyper on Fri, 04 August 2006 14:48
		Re: file_lines and expand path By: Paul Van Delst[1] on Fri, 04 August 2006 12:35
		Re: file_lines and expand path By: Jean H. on Fri, 04 August 2006 11:57
		Re: file_lines and expand path By: Paul Van Delst[1] on Fri, 04 August 2006 11:04
		Re: file_lines and expand path By: James Kuyper on Fri, 04 August 2006 09:39

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