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Re: removing substring from string array [message #53335 is a reply to message #53240]

Mon, 02 April 2007 14:54

yp
Messages: 42
Registered: February 2005

Member

On Apr 2, 10:21 pm, rchug...@gmail.com wrote:
> Hi All,
>
> Does anyone know a quick way to remove the same prefix from all
> elements in a string array?
>
> Here is an example:
> start with string_array = ['dog.spot', 'dog.rover', 'dog.lucky']
>
> and get ['spot', 'rover', 'lucky']
>
> The only way I know I can do this is with a FOR loop and the
> STRSPLIT(string_array[i], '.', /EXTRACT) command. I am hoping someone
> could help me out with a much more efficient way if there is one.
>
> Thanks in advance,
> Ryan.

string_array = ['dog.spot', 'dog.rover', 'dog.lucky']
tmp=stregex(string_array,'dog.',length=L)
n = 100 ;set max number of characters to be extracted
new_array=transpose((strmid(string_array, L, n))[0,*])

Be cautious when you have a huge string_array...

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[Message index]

		removing substring from string array By: rchughes on Mon, 02 April 2007 14:21
		Re: removing substring from string array By: Ryan. on Tue, 03 April 2007 07:51
		Re: removing substring from string array By: David Fanning on Tue, 03 April 2007 08:28
		Re: removing substring from string array By: Ryan. on Tue, 03 April 2007 06:50
		Re: removing substring from string array By: Ryan. on Tue, 03 April 2007 06:21
		Re: removing substring from string array By: Jean H. on Mon, 02 April 2007 14:40
		Re: removing substring from string array By: Jean H. on Mon, 02 April 2007 14:44
		Re: removing substring from string array By: yp on Mon, 02 April 2007 14:54
		Re: removing substring from string array By: JD Smith on Mon, 02 April 2007 14:38

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