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Re: make strsplit not skip null between patterns [message #75190]

Thu, 17 February 2011 15:43

Garfield
Messages: 2
Registered: February 2011

Junior Member

On Feb 17, 6:07 pm, Michael Galloy <mgal...@gmail.com> wrote:
> On 2/17/11 3:59 PM, Garfield wrote:
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>> Hi all,
>> I am trying to use strsplit to extract data from a string. the string
>> is like this:
>
>> RD|I|04|013|9997|43202|10|1|078|142|20070813|02:00|0.00000|| ||
>> ND|||||||||||.31806
>
>> I am using '|' as the pattern of separator, so the statement is "data
>> = strsplit(line,'|', count=n, /extract)". I do this for thousands of
>> lines. The problem for me is that there is not always an input between
>> a pair of '|', so the dimensions of the 'data' returned by IDL are not
>> constant. I don't want this because every input in between a pair of
>> '|' has different meaning. I want to make the dimension of 'data' to
>> be constant so that I can easily know the meaning of each input.
>
>> Need ideas! Thanks,
>
>> Zhen
>
> Try the setting the PRESERVE_NULL keyword.
>
> Mike
> --www.michaelgalloy.com
> Research Mathematician
> Tech-X Corporation

Mike, thanks a lot! I missed this keyword, which is the last one on
the man page...

Garfield

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[Message index]

		Re: make strsplit not skip null between patterns By: Garfield on Thu, 17 February 2011 15:43
		Re: make strsplit not skip null between patterns By: David Fanning on Thu, 17 February 2011 15:17
		Re: make strsplit not skip null between patterns By: Michael Galloy on Thu, 17 February 2011 15:07

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