> On 30 Nov 2015, at 14:57, phgrosj...@sciviews.org wrote:
>
>
>> On 30 Nov 2015, at 13:09, Abhinaba Roy wrote:
>>
>> Hey,
>>
>> worked like a charm! :)
>>
>> Could you please explain about
>>
>> sub("^([0-9]*).*$", "\\1", fields)
>>
>
> Yes.
>
> sub() replaces substrings. The first argu
> On 30 Nov 2015, at 13:09, Abhinaba Roy wrote:
>
> Hey,
>
> worked like a charm! :)
>
> Could you please explain about
>
> sub("^([0-9]*).*$", "\\1", fields)
>
Yes.
sub() replaces substrings. The first argument captures the interesting part of
the string:
^ = start of the string,
([0-9
> Could you please explain about
>
> sub("^([0-9]*).*$", "\\1", fields)
See ?regex and the extensive online literature on regular expressions.
S Ellison
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Hey,
worked like a charm! :)
Could you please explain about
sub("^([0-9]*).*$", "\\1", fields)
Thanks,
Abhinaba
On Mon, Nov 30, 2015 at 4:47 PM, wrote:
> fields <- c("2154333b-3208-4519-8b76-acaef5b5a479",
> "980958a0-103b-4ba9-afaf-27b2f5c24e69",
> "00966654-0dea-4899-b8cf-26e83
fields <- c("2154333b-3208-4519-8b76-acaef5b5a479",
"980958a0-103b-4ba9-afaf-27b2f5c24e69",
"00966654-0dea-4899-b8cf-26e8300b262d")
sub("^([0-9]*).*$", "\\1", fields)
Best,
Philippe Grosjean
> On 30 Nov 2015, at 11:39, Abhinaba Roy wrote:
>
> Hi,
>
> I have a field with alpha num
Hi,
I have a field with alpha numeric codes like,
2154333b-3208-4519-8b76-acaef5b5a479 980958a0-103b-4ba9-afaf-27b2f5c24e69
00966654-0dea-4899-b8cf-26e8300b262d
I want a derived field which will contain ONLY the numeric part before the
first alphabet and the first '-',
for example the derived fi
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