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Re: Reading large Ascii files [message #27634 is a reply to message #27633]

Tue, 30 October 2001 08:28

Pavel A. Romashkin
Messages: 531
Registered: November 2000

Senior Member

How is ch1_val_s defined? Is it defined as a string?
There have been at least two times when READF buffer overflows were
brought up. Search Google newsgroup for "input buffer of 32767". In
brief, one solution is to use READU.

Cheers,
Pavel

Isa Usman wrote:
>
> Hello,
>
> I am trying to read a single row from a large file. The amout of numbers per
> row is about 12500. So in IDL i have the following lines;
>
> readf,lun,format='(500F8.3)',ch1_val_s
>
> so that i only read 500 values at a time and it gives me the error;
>
> % Input line is too long for input buffer of 32767 characters.
>
> From what i can gather, IDL is trying to read the whole line first before it
> puts it into the array. Can anybody suggest a way round this please.
>
> Thanks
>
> Isa Usman

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[Message index]

		Re: Reading large Ascii files By: Craig Markwardt on Tue, 30 October 2001 09:24
		Re: Reading large Ascii files By: Isa Usman on Tue, 30 October 2001 08:48
		Re: Reading large Ascii files By: Med Bennett on Tue, 30 October 2001 08:30
		Re: Reading large Ascii files By: Pavel A. Romashkin on Tue, 30 October 2001 08:28
		Re: Reading large Ascii files By: Martin Downing on Tue, 30 October 2001 07:01

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